ExtUtils-ParseXS v3.35 Perl 5 v5.20.0 cygwin-thread-multi

Status

Pass

From

Nigel Horne

Dist

ExtUtils-ParseXS v3.35

Platform

Perl 5 v5.20.0 cygwin-thread-multi

Date

2019-06-28 16:31:24

ID

2b8bb7fe-99c2-11e9-8fa9-99a29f1e7dde

This distribution has been tested as part of the CPAN Testers
project, supporting the Perl programming language.  See
http://wiki.cpantesters.org/ for more information or email
questions to cpan-testers-discuss@perl.org


--
Dear Steffen Mueller,

This is a computer-generated report for ExtUtils-ParseXS-3.35
on perl 5.20.0, created by CPAN-Reporter-1.2018.

Thank you for uploading your work to CPAN.  Congratulations!
All tests were successful.

Sections of this report:

    * Tester comments
    * Program output
    * Prerequisites
    * Environment and other context

------------------------------
TESTER COMMENTS
------------------------------

Additional comments from tester:

this report is from an automated smoke testing program
and was not reviewed by a human for accuracy

------------------------------
PROGRAM OUTPUT
------------------------------

Output from '/usr/bin/make test':

PERL_DL_NONLAZY=1 "/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/bin/perl.exe" "-MExtUtils::Command::MM" "-MTest::Harness" "-e" "undef *Test::Harness::Switches; test_harness(0, 'blib/lib', 'blib/arch')" t/*.t
compilet-oMBQX.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
 int boot_compilet() { return 1; }
     ^~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:2324:0,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h: In function ‘S_CvGV’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:66:30: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvFLAGS(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_flags
                              ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:184:23: note: in expansion of macro ‘CvFLAGS’
 #define CvNAMED(cv)  (CvFLAGS(cv) & CVf_NAMED)
                       ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:194:12: note: in expansion of macro ‘CvNAMED’
     return CvNAMED(sv)
            ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:196:13: note: in expansion of macro ‘MUTABLE_PTR’
  : ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_gv_u.xcv_gv;
             ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h: In function ‘CvNAME_HEK’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:66:30: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvFLAGS(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_flags
                              ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:184:23: note: in expansion of macro ‘CvFLAGS’
 #define CvNAMED(cv)  (CvFLAGS(cv) & CVf_NAMED)
                       ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:201:12: note: in expansion of macro ‘CvNAMED’
     return CvNAMED(sv)
            ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:202:13: note: in expansion of macro ‘MUTABLE_PTR’
  ? ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_gv_u.xcv_hek
             ^~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_siphash_2_4’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:201:17: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   U64TYPE k0 = ((U64TYPE*)seed)[0];
                 ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:202:17: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   U64TYPE k1 = ((U64TYPE*)seed)[1];
                 ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_superfast’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:260:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed) + len;
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_murmur3’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:364:16: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 h1 = *((U32*)seed);
                ^
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:354:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, c); \
             ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:393:7: note: in expansion of macro ‘MURMUR_DOBYTES’
       MURMUR_DOBYTES(i, h1, carry, bytes_in_carry, ptr, len);
       ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:348:49: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBYTES(cnt, h1, c, n, ptr, len) STMT_START { \
                                                 ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:393:7: note: in expansion of macro ‘MURMUR_DOBYTES’
       MURMUR_DOBYTES(i, h1, carry, bytes_in_carry, ptr, len);
       ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:401:18: note: in expansion of macro ‘U8TO32_LE’
             k1 = U8TO32_LE(ptr);
                  ^~~~~~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:402:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:408:21: note: in expansion of macro ‘U8TO32_LE’
             carry = U8TO32_LE(ptr);
                     ^~~~~~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:410:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:416:21: note: in expansion of macro ‘U8TO32_LE’
             carry = U8TO32_LE(ptr);
                     ^~~~~~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:418:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:424:21: note: in expansion of macro ‘U8TO32_LE’
             carry = U8TO32_LE(ptr);
                     ^~~~~~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:426:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:354:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, c); \
             ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:434:5: note: in expansion of macro ‘MURMUR_DOBYTES’
     MURMUR_DOBYTES(len, h1, carry, bytes_in_carry, ptr, len);
     ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:348:49: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBYTES(cnt, h1, c, n, ptr, len) STMT_START { \
                                                 ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:434:5: note: in expansion of macro ‘MURMUR_DOBYTES’
     MURMUR_DOBYTES(len, h1, carry, bytes_in_carry, ptr, len);
     ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_djb2’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:458:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed + len);
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_sdbm’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:468:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed + len);
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_one_at_a_time’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:494:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed) + len;
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_one_at_a_time_hard’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:509:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed) + len;
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_old_one_at_a_time’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:544:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed);
                  ^
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:5053:0,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/inline.h: In function ‘S_av_top_index’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/embed.h:325:40: note: in definition of macro ‘mg_size’
 #define mg_size(a)  Perl_mg_size(aTHX_ a)
                                        ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:74:30: note: in expansion of macro ‘MUTABLE_PTR’
 #define MUTABLE_SV(p) ((SV *)MUTABLE_PTR(p))
                              ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/av.h:83:15: note: in expansion of macro ‘MUTABLE_SV’
     ? mg_size(MUTABLE_SV(av)) : AvFILLp(av))
               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/inline.h:23:12: note: in expansion of macro ‘AvFILL’
     return AvFILL(av);
            ^~~~~~
XSTest.xs: At top level:
XSTest.xs:6:1: warning: no previous prototype for ‘xstest_something’ [-Wmissing-prototypes]
 xstest_something (char * some_thing)
 ^~~~~~~~~~~~~~~~
XSTest.xs:12:1: warning: no previous prototype for ‘xstest_something2’ [-Wmissing-prototypes]
 xstest_something2 (char * some_thing)
 ^~~~~~~~~~~~~~~~~
In file included from XSTest.xs:2:0:
XSTest.c: In function ‘XS_XSTest_is_even’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSTest.c:176:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSTest.c:187:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSTest.c:187:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSTest.c:187:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSTest.c:189:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSTest.c: In function ‘XS_XSTest_something’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSTest.c:196:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                                                    ^~~~~~~~
XSTest.c:205:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                        ^~~~~~~~~~
XSTest.c:205:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
XSTest.c: In function ‘XS_XSTest_something2’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSTest.c:212:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                                                    ^~~~~~~~
XSTest.c:221:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                        ^~~~~~~~~~
XSTest.c:221:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
XSTest.c: In function ‘XS_XSTest_something3’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSTest.c:228:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:321:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_UNDEF STMT_START { XST_mUNDEF(0); XSRETURN(1); } STMT_END
                                                    ^~~~~~~~
XSTest.xs:51:2: note: in expansion of macro ‘XSRETURN_UNDEF’
  XSRETURN_UNDEF;
  ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:321:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_UNDEF STMT_START { XST_mUNDEF(0); XSRETURN(1); } STMT_END
                        ^~~~~~~~~~
XSTest.xs:51:2: note: in expansion of macro ‘XSRETURN_UNDEF’
  XSRETURN_UNDEF;
  ^~~~~~~~~~~~~~
XSTest.c: In function ‘XS_XSTest_consts’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSTest.c:257:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:2324:0,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:183:25: note: in expansion of macro ‘XSANY’
 #define dXSI32 I32 ix = XSANY.any_i32
                         ^~~~~
XSTest.c:258:5: note: in expansion of macro ‘dXSI32’
     dXSI32;
     ^~~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSTest.c:272:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSTest.c:272:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSTest.c:272:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSTest.c:274:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSTest.c: In function ‘XS_XSTest_T_BOOL’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSTest.c:281:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3291:0,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:1772:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
     || (SvNOK(sv) && SvNVX(sv) != 0.0))  \
                                ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:1761:85: note: in expansion of macro ‘SvTRUE_common’
 #define SvTRUE(sv)        (LIKELY(sv) && (UNLIKELY(SvGMAGICAL(sv)) ? sv_2bool(sv) : SvTRUE_common(sv, sv_2bool_nomg(sv))))
                                                                                     ^~~~~~~~~~~~~
XSTest.c:285:18: note: in expansion of macro ‘SvTRUE’
  bool in = (bool)SvTRUE(ST(0))
                  ^~~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSTest.c:293:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSTest.c: In function ‘XS_XSTest_T_BOOL_2’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSTest.c:300:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3291:0,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:1772:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
     || (SvNOK(sv) && SvNVX(sv) != 0.0))  \
                                ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:1761:85: note: in expansion of macro ‘SvTRUE_common’
 #define SvTRUE(sv)        (LIKELY(sv) && (UNLIKELY(SvGMAGICAL(sv)) ? sv_2bool(sv) : SvTRUE_common(sv, sv_2bool_nomg(sv))))
                                                                                     ^~~~~~~~~~~~~
XSTest.c:304:18: note: in expansion of macro ‘SvTRUE’
  bool in = (bool)SvTRUE(ST(0))
                  ^~~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
XSTest.c:310:2: note: in expansion of macro ‘SvSETMAGIC’
  SvSETMAGIC(ST(0));
  ^~~~~~~~~~
XSTest.c:306:7: warning: unused variable ‘RETVAL’ [-Wunused-variable]
  bool RETVAL;
       ^~~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSTest.c:312:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSTest.c: In function ‘XS_XSTest_T_BOOL_OUT’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSTest.c:319:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3291:0,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:1772:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
     || (SvNOK(sv) && SvNVX(sv) != 0.0))  \
                                ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:1761:85: note: in expansion of macro ‘SvTRUE_common’
 #define SvTRUE(sv)        (LIKELY(sv) && (UNLIKELY(SvGMAGICAL(sv)) ? sv_2bool(sv) : SvTRUE_common(sv, sv_2bool_nomg(sv))))
                                                                                     ^~~~~~~~~~~~~
XSTest.c:323:19: note: in expansion of macro ‘SvTRUE’
  bool out = (bool)SvTRUE(ST(0))
                   ^~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:1772:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
     || (SvNOK(sv) && SvNVX(sv) != 0.0))  \
                                ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:1761:85: note: in expansion of macro ‘SvTRUE_common’
 #define SvTRUE(sv)        (LIKELY(sv) && (UNLIKELY(SvGMAGICAL(sv)) ? sv_2bool(sv) : SvTRUE_common(sv, sv_2bool_nomg(sv))))
                                                                                     ^~~~~~~~~~~~~
XSTest.c:325:18: note: in expansion of macro ‘SvTRUE’
  bool in = (bool)SvTRUE(ST(1))
                  ^~~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
XSTest.c:331:2: note: in expansion of macro ‘SvSETMAGIC’
  SvSETMAGIC(ST(0));
  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                                                    ^~~~~~~~
XSTest.c:333:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                        ^~~~~~~~~~
XSTest.c:333:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
XSTest.c: In function ‘boot_XSTest’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSTest.c:343:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:2324:0,
                 from XSTest.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSTest.c:369:9: note: in expansion of macro ‘XSANY’
         XSANY.any_i32 = 1;
         ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSTest.c:371:9: note: in expansion of macro ‘XSANY’
         XSANY.any_i32 = 3;
         ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSTest.c:373:9: note: in expansion of macro ‘XSANY’
         XSANY.any_i32 = 2;
         ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSTest.c:375:9: note: in expansion of macro ‘XSANY’
         XSANY.any_i32 = 0;
         ^~~~~
In file included from XSTest.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:320:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_YES   STMT_START { XST_mYES(0);   XSRETURN(1); } STMT_END
                                                    ^~~~~~~~
XSTest.c:384:5: note: in expansion of macro ‘XSRETURN_YES’
     XSRETURN_YES;
     ^~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:320:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_YES   STMT_START { XST_mYES(0);   XSRETURN(1); } STMT_END
                        ^~~~~~~~~~
XSTest.c:384:5: note: in expansion of macro ‘XSRETURN_YES’
     XSRETURN_YES;
     ^~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:5152:0,
                 from XSTest.xs:2:
At top level:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/inline.h:196:1: warning: ‘S_croak_memory_wrap’ defined but not used [-Wunused-function]
 S_croak_memory_wrap(void)
 ^~~~~~~~~~~~~~~~~~~
t/001-basic.t ............................ ok
compilet-JAGhs.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
 int boot_compilet() { return 1; }
     ^~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:2324:0,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h: In function ‘S_CvGV’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:66:30: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvFLAGS(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_flags
                              ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:184:23: note: in expansion of macro ‘CvFLAGS’
 #define CvNAMED(cv)  (CvFLAGS(cv) & CVf_NAMED)
                       ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:194:12: note: in expansion of macro ‘CvNAMED’
     return CvNAMED(sv)
            ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:196:13: note: in expansion of macro ‘MUTABLE_PTR’
  : ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_gv_u.xcv_gv;
             ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h: In function ‘CvNAME_HEK’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:66:30: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvFLAGS(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_flags
                              ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:184:23: note: in expansion of macro ‘CvFLAGS’
 #define CvNAMED(cv)  (CvFLAGS(cv) & CVf_NAMED)
                       ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:201:12: note: in expansion of macro ‘CvNAMED’
     return CvNAMED(sv)
            ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:202:13: note: in expansion of macro ‘MUTABLE_PTR’
  ? ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_gv_u.xcv_hek
             ^~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_siphash_2_4’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:201:17: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   U64TYPE k0 = ((U64TYPE*)seed)[0];
                 ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:202:17: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   U64TYPE k1 = ((U64TYPE*)seed)[1];
                 ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_superfast’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:260:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed) + len;
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_murmur3’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:364:16: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 h1 = *((U32*)seed);
                ^
In file included from XSMore.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:354:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, c); \
             ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:393:7: note: in expansion of macro ‘MURMUR_DOBYTES’
       MURMUR_DOBYTES(i, h1, carry, bytes_in_carry, ptr, len);
       ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:348:49: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBYTES(cnt, h1, c, n, ptr, len) STMT_START { \
                                                 ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:393:7: note: in expansion of macro ‘MURMUR_DOBYTES’
       MURMUR_DOBYTES(i, h1, carry, bytes_in_carry, ptr, len);
       ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:401:18: note: in expansion of macro ‘U8TO32_LE’
             k1 = U8TO32_LE(ptr);
                  ^~~~~~~~~
In file included from XSMore.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:402:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:408:21: note: in expansion of macro ‘U8TO32_LE’
             carry = U8TO32_LE(ptr);
                     ^~~~~~~~~
In file included from XSMore.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:410:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:416:21: note: in expansion of macro ‘U8TO32_LE’
             carry = U8TO32_LE(ptr);
                     ^~~~~~~~~
In file included from XSMore.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:418:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:424:21: note: in expansion of macro ‘U8TO32_LE’
             carry = U8TO32_LE(ptr);
                     ^~~~~~~~~
In file included from XSMore.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:426:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:354:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, c); \
             ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:434:5: note: in expansion of macro ‘MURMUR_DOBYTES’
     MURMUR_DOBYTES(len, h1, carry, bytes_in_carry, ptr, len);
     ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:348:49: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBYTES(cnt, h1, c, n, ptr, len) STMT_START { \
                                                 ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:434:5: note: in expansion of macro ‘MURMUR_DOBYTES’
     MURMUR_DOBYTES(len, h1, carry, bytes_in_carry, ptr, len);
     ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_djb2’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:458:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed + len);
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_sdbm’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:468:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed + len);
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_one_at_a_time’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:494:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed) + len;
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_one_at_a_time_hard’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:509:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed) + len;
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_old_one_at_a_time’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:544:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed);
                  ^
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:5053:0,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/inline.h: In function ‘S_av_top_index’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/embed.h:325:40: note: in definition of macro ‘mg_size’
 #define mg_size(a)  Perl_mg_size(aTHX_ a)
                                        ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:74:30: note: in expansion of macro ‘MUTABLE_PTR’
 #define MUTABLE_SV(p) ((SV *)MUTABLE_PTR(p))
                              ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/av.h:83:15: note: in expansion of macro ‘MUTABLE_SV’
     ? mg_size(MUTABLE_SV(av)) : AvFILLp(av))
               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/inline.h:23:12: note: in expansion of macro ‘AvFILL’
     return AvFILL(av);
            ^~~~~~
In file included from XSMore.xs:2:0:
XSMore.c: In function ‘XS_XSMore_typemaptest1’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:204:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:213:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:213:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:213:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:215:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_typemaptest2’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:222:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:231:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:231:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:231:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:233:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_typemaptest3’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:240:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:257:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:257:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:257:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:259:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_typemaptest6’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:266:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:277:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:277:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:277:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:279:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_prototype_ssa’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:286:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                                                    ^~~~~~~~
XSMore.c:294:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                        ^~~~~~~~~~
XSMore.c:294:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
XSMore.c: In function ‘XS_XSMore_attr_method’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:301:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                                                    ^~~~~~~~
XSMore.c:309:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                        ^~~~~~~~~~
XSMore.c:309:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
XSMore.c: In function ‘XS_XSMore_return_1’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:318:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:2324:0,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:183:25: note: in expansion of macro ‘XSANY’
 #define dXSI32 I32 ix = XSANY.any_i32
                         ^~~~~
XSMore.c:319:5: note: in expansion of macro ‘dXSI32’
     dXSI32;
     ^~~~~~
In file included from XSMore.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:329:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:329:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:329:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:338:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:338:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:338:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:340:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_arg_init’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:347:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:357:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:357:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:357:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:359:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_myabs’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:366:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:375:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:375:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:375:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:377:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_hook’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:384:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                                                    ^~~~~~~~
XSMore.c:410:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                        ^~~~~~~~~~
XSMore.c:410:5: note: in expansion of macro ‘XSRETURN_EMPTY’
     XSRETURN_EMPTY;
     ^~~~~~~~~~~~~~
XSMore.c: In function ‘XS_XSMore_outlist’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:417:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:431:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(2);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_len’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:438:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:451:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:451:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:451:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:453:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_sum’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:463:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:476:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:476:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:476:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:478:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_include_ok’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:494:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:503:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSMore.c:503:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSMore.c:503:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSMore.c:505:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSMore.c: In function ‘XS_XSMore_nil’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                                                    ^~~~~~~~
XSMore.c:517:4: note: in expansion of macro ‘XSRETURN_EMPTY’
    XSRETURN_EMPTY;
    ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:322:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_EMPTY STMT_START {                XSRETURN(0); } STMT_END
                        ^~~~~~~~~~
XSMore.c:517:4: note: in expansion of macro ‘XSRETURN_EMPTY’
    XSRETURN_EMPTY;
    ^~~~~~~~~~~~~~
In file included from XSMore.xs:3:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:164:20: warning: unused variable ‘items’ [-Wunused-variable]
 #define dITEMS I32 items = (I32)(SP - MARK)
                    ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:172:16: note: in expansion of macro ‘dITEMS’
  dSP; dAXMARK; dITEMS
                ^~~~~~
XSMore.c:516:4: note: in expansion of macro ‘dXSARGS’
    dXSARGS;
    ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:126:43: warning: unused parameter ‘cv’ [-Wunused-parameter]
 #define XSPROTO(name) void name(pTHX_ CV* cv)
                                           ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:133:36: note: in expansion of macro ‘XSPROTO’
 #  define XS_INTERNAL(name) STATIC XSPROTO(name)
                                    ^~~~~~~
XSMore.c:147:26: note: in expansion of macro ‘XS_INTERNAL’
 #  define XS_EUPXS(name) XS_INTERNAL(name)
                          ^~~~~~~~~~~
XSMore.c:514:1: note: in expansion of macro ‘XS_EUPXS’
 XS_EUPXS(XS_XSMore_nil)
 ^~~~~~~~
In file included from XSMore.xs:2:0:
XSMore.c: In function ‘boot_XSMore’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSMore.c:527:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:2324:0,
                 from XSMore.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSMore.c:568:9: note: in expansion of macro ‘XSANY’
         XSANY.any_i32 = RET_1;
         ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSMore.c:570:9: note: in expansion of macro ‘XSANY’
         XSANY.any_i32 = RET_2;
         ^~~~~
In file included from XSMore.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:320:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_YES   STMT_START { XST_mYES(0);   XSRETURN(1); } STMT_END
                                                    ^~~~~~~~
XSMore.c:598:5: note: in expansion of macro ‘XSRETURN_YES’
     XSRETURN_YES;
     ^~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:320:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_YES   STMT_START { XST_mYES(0);   XSRETURN(1); } STMT_END
                        ^~~~~~~~~~
XSMore.c:598:5: note: in expansion of macro ‘XSRETURN_YES’
     XSRETURN_YES;
     ^~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:5152:0,
                 from XSMore.xs:2:
At top level:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/inline.h:196:1: warning: ‘S_croak_memory_wrap’ defined but not used [-Wunused-function]
 S_croak_memory_wrap(void)
 ^~~~~~~~~~~~~~~~~~~
t/002-more.t ............................. ok
compilet-PpH0Q.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
 int boot_compilet() { return 1; }
     ^~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:2324:0,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h: In function ‘S_CvGV’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:66:30: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvFLAGS(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_flags
                              ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:184:23: note: in expansion of macro ‘CvFLAGS’
 #define CvNAMED(cv)  (CvFLAGS(cv) & CVf_NAMED)
                       ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:194:12: note: in expansion of macro ‘CvNAMED’
     return CvNAMED(sv)
            ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:196:13: note: in expansion of macro ‘MUTABLE_PTR’
  : ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_gv_u.xcv_gv;
             ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h: In function ‘CvNAME_HEK’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:66:30: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvFLAGS(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_flags
                              ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:184:23: note: in expansion of macro ‘CvFLAGS’
 #define CvNAMED(cv)  (CvFLAGS(cv) & CVf_NAMED)
                       ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:201:12: note: in expansion of macro ‘CvNAMED’
     return CvNAMED(sv)
            ^~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:202:13: note: in expansion of macro ‘MUTABLE_PTR’
  ? ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_gv_u.xcv_hek
             ^~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_siphash_2_4’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:201:17: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   U64TYPE k0 = ((U64TYPE*)seed)[0];
                 ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:202:17: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   U64TYPE k1 = ((U64TYPE*)seed)[1];
                 ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_superfast’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:260:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed) + len;
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_murmur3’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:364:16: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 h1 = *((U32*)seed);
                ^
In file included from XSUsage.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:354:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, c); \
             ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:393:7: note: in expansion of macro ‘MURMUR_DOBYTES’
       MURMUR_DOBYTES(i, h1, carry, bytes_in_carry, ptr, len);
       ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:348:49: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBYTES(cnt, h1, c, n, ptr, len) STMT_START { \
                                                 ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:393:7: note: in expansion of macro ‘MURMUR_DOBYTES’
       MURMUR_DOBYTES(i, h1, carry, bytes_in_carry, ptr, len);
       ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:401:18: note: in expansion of macro ‘U8TO32_LE’
             k1 = U8TO32_LE(ptr);
                  ^~~~~~~~~
In file included from XSUsage.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:402:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:408:21: note: in expansion of macro ‘U8TO32_LE’
             carry = U8TO32_LE(ptr);
                     ^~~~~~~~~
In file included from XSUsage.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:410:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:416:21: note: in expansion of macro ‘U8TO32_LE’
             carry = U8TO32_LE(ptr);
                     ^~~~~~~~~
In file included from XSUsage.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:418:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:109:31: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   #define U8TO32_LE(ptr)   (*((U32*)(ptr)))
                               ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:424:21: note: in expansion of macro ‘U8TO32_LE’
             carry = U8TO32_LE(ptr);
                     ^~~~~~~~~
In file included from XSUsage.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:426:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, k1);
             ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:335:32: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBLOCK(h1, k1) STMT_START { \
                                ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:354:13: note: in expansion of macro ‘MURMUR_DOBLOCK’
             MURMUR_DOBLOCK(h1, c); \
             ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:434:5: note: in expansion of macro ‘MURMUR_DOBYTES’
     MURMUR_DOBYTES(len, h1, carry, bytes_in_carry, ptr, len);
     ^~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:348:49: note: in expansion of macro ‘STMT_START’
 #define MURMUR_DOBYTES(cnt, h1, c, n, ptr, len) STMT_START { \
                                                 ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:434:5: note: in expansion of macro ‘MURMUR_DOBYTES’
     MURMUR_DOBYTES(len, h1, carry, bytes_in_carry, ptr, len);
     ^~~~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv.h:629:0,
                 from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:3300,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_djb2’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:458:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed + len);
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_sdbm’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:468:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed + len);
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_one_at_a_time’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:494:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed) + len;
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_one_at_a_time_hard’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:509:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed) + len;
                  ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h: In function ‘S_perl_hash_old_one_at_a_time’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/hv_func.h:544:18: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
     U32 hash = *((U32*)seed);
                  ^
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:5053:0,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/inline.h: In function ‘S_av_top_index’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/embed.h:325:40: note: in definition of macro ‘mg_size’
 #define mg_size(a)  Perl_mg_size(aTHX_ a)
                                        ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:74:30: note: in expansion of macro ‘MUTABLE_PTR’
 #define MUTABLE_SV(p) ((SV *)MUTABLE_PTR(p))
                              ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/av.h:83:15: note: in expansion of macro ‘MUTABLE_SV’
     ? mg_size(MUTABLE_SV(av)) : AvFILLp(av))
               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/inline.h:23:12: note: in expansion of macro ‘AvFILL’
     return AvFILL(av);
            ^~~~~~
XSUsage.xs: At top level:
XSUsage.xs:19:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
 int xsusage_one()       { return 1; }
     ^~~~~~~~~~~
XSUsage.xs:20:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
 int xsusage_two()       { return 2; }
     ^~~~~~~~~~~
XSUsage.xs:21:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
 int xsusage_three()     { return 3; }
     ^~~~~~~~~~~~~
XSUsage.xs:22:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
 int xsusage_four()      { return 4; }
     ^~~~~~~~~~~~
XSUsage.xs:23:5: warning: no previous prototype for ‘xsusage_five’ [-Wmissing-prototypes]
 int xsusage_five(int i) { PERL_UNUSED_ARG(i); return 5; }
     ^~~~~~~~~~~~
XSUsage.xs:24:5: warning: no previous prototype for ‘xsusage_six’ [-Wmissing-prototypes]
 int xsusage_six(int i)  { PERL_UNUSED_ARG(i); return 6; }
     ^~~~~~~~~~~
In file included from XSUsage.xs:2:0:
XSUsage.c: In function ‘XS_XSUsage_one’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSUsage.c:184:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:192:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:192:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSUsage.c:192:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSUsage.c:194:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSUsage.c: In function ‘XS_XSUsage_two’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSUsage.c:201:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:2324:0,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:183:25: note: in expansion of macro ‘XSANY’
 #define dXSI32 I32 ix = XSANY.any_i32
                         ^~~~~
XSUsage.c:202:5: note: in expansion of macro ‘dXSI32’
     dXSI32;
     ^~~~~~
In file included from XSUsage.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:210:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:210:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSUsage.c:210:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSUsage.c:212:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
In file included from XSUsage.xs:3:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:183:20: warning: unused variable ‘ix’ [-Wunused-variable]
 #define dXSI32 I32 ix = XSANY.any_i32
                    ^
XSUsage.c:202:5: note: in expansion of macro ‘dXSI32’
     dXSI32;
     ^~~~~~
In file included from XSUsage.xs:2:0:
XSUsage.c: In function ‘XS_XSUsage_interface_v_i’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSUsage.c:219:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
XSUsage.c:220:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
     dXSFUNCTION(int);
     ^~~~~~~~~~~
In file included from XSUsage.xs:3:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:193:69: note: in definition of macro ‘XSINTERFACE_FUNC’
 #define XSINTERFACE_FUNC(ret,cv,f)     ((XSINTERFACE_CVT_ANON(ret))(f))
                                                                     ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSUsage.c:226:42: note: in expansion of macro ‘XSANY’
     XSFUNCTION = XSINTERFACE_FUNC(int,cv,XSANY.any_dptr);
                                          ^~~~~
XSUsage.c:226:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
     XSFUNCTION = XSINTERFACE_FUNC(int,cv,XSANY.any_dptr);
     ^~~~~~~~~~
In file included from XSUsage.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:229:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:229:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSUsage.c:229:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSUsage.c:231:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSUsage.c: In function ‘XS_XSUsage_four’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSUsage.c:238:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:245:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:245:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSUsage.c:245:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSUsage.c:247:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
In file included from XSUsage.xs:3:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:164:20: warning: unused variable ‘items’ [-Wunused-variable]
 #define dITEMS I32 items = (I32)(SP - MARK)
                    ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:172:16: note: in expansion of macro ‘dITEMS’
  dSP; dAXMARK; dITEMS
                ^~~~~~
XSUsage.c:238:11: note: in expansion of macro ‘dXSARGS’
     dVAR; dXSARGS;
           ^~~~~~~
In file included from XSUsage.xs:2:0:
XSUsage.c: In function ‘XS_XSUsage_five’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSUsage.c:254:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:264:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:264:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSUsage.c:264:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSUsage.c:266:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSUsage.c: In function ‘XS_XSUsage_six’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSUsage.c:273:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/sv.h:2061:23: note: in expansion of macro ‘STMT_START’
 #define SvSETMAGIC(x) STMT_START { if (UNLIKELY(SvSMAGICAL(x))) mg_set(x); } STMT_END
                       ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:31: note: in expansion of macro ‘SvSETMAGIC’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                               ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:289:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:294:18: note: in expansion of macro ‘STMT_START’
 #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
                  ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:56: note: in expansion of macro ‘PUSHTARG’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                                                        ^~~~~~~~
XSUsage.c:289:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/pp.h:297:18: note: in expansion of macro ‘STMT_START’
 #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
                  ^~~~~~~~~~
XSUsage.c:289:13: note: in expansion of macro ‘PUSHi’
  XSprePUSH; PUSHi((IV)RETVAL);
             ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
XSUsage.c:291:5: note: in expansion of macro ‘XSRETURN’
     XSRETURN(1);
     ^~~~~~~~
XSUsage.c: In function ‘boot_XSUsage’:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:365:26: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
 #define dNOOP extern int Perl___notused(void)
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:146:17: note: in expansion of macro ‘dNOOP’
 #  define dVAR  dNOOP
                 ^~~~~
XSUsage.c:301:5: note: in expansion of macro ‘dVAR’
     dVAR; dXSARGS;
     ^~~~
XSUsage.c:323:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
         CV * cv;
              ^~
In file included from XSUsage.xs:3:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:126:43: note: shadowed declaration is here
 #define XSPROTO(name) void name(pTHX_ CV* cv)
                                           ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:132:51: note: in expansion of macro ‘XSPROTO’
 #  define XS_EXTERNAL(name) __declspec(dllexport) XSPROTO(name)
                                                   ^~~~~~~
XSUsage.c:298:1: note: in expansion of macro ‘XS_EXTERNAL’
 XS_EXTERNAL(boot_XSUsage)
 ^~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:2324:0,
                 from XSUsage.xs:2:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSUsage.c:327:9: note: in expansion of macro ‘XSANY’
         XSANY.any_i32 = 2;
         ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSUsage.c:329:9: note: in expansion of macro ‘XSANY’
         XSANY.any_i32 = 0;
         ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:181:15: note: in expansion of macro ‘CvXSUBANY’
 #define XSANY CvXSUBANY(cv)
               ^~~~~~~~~
XSUsage.c:331:9: note: in expansion of macro ‘XSANY’
         XSANY.any_i32 = 1;
         ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/handy.h:64:26: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
                          ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/cv.h:51:32: note: in expansion of macro ‘MUTABLE_PTR’
 #define CvXSUBANY(sv) ((XPVCV*)MUTABLE_PTR(SvANY(sv)))->xcv_start_u.xcv_xsubany
                                ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:195:3: note: in expansion of macro ‘CvXSUBANY’
   CvXSUBANY(cv).any_dxptr = (void (*) (pTHX_ void*))(f)
   ^~~~~~~~~
XSUsage.c:333:9: note: in expansion of macro ‘XSINTERFACE_FUNC_SET’
         XSINTERFACE_FUNC_SET(cv,xsusage_three);
         ^~~~~~~~~~~~~~~~~~~~
In file included from XSUsage.xs:2:0:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:154:22: warning: declaration of ‘my_perl’ shadows a parameter [-Wshadow]
 #  define pTHX  tTHX my_perl PERL_UNUSED_DECL
                      ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:167:18: note: in expansion of macro ‘pTHX’
 #  define pTHX_  pTHX,
                  ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:195:40: note: in expansion of macro ‘pTHX_’
   CvXSUBANY(cv).any_dxptr = (void (*) (pTHX_ void*))(f)
                                        ^~~~~
XSUsage.c:333:9: note: in expansion of macro ‘XSINTERFACE_FUNC_SET’
         XSINTERFACE_FUNC_SET(cv,xsusage_three);
         ^~~~~~~~~~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:154:22: note: shadowed declaration is here
 #  define pTHX  tTHX my_perl PERL_UNUSED_DECL
                      ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:167:18: note: in expansion of macro ‘pTHX’
 #  define pTHX_  pTHX,
                  ^~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:126:33: note: in expansion of macro ‘pTHX_’
 #define XSPROTO(name) void name(pTHX_ CV* cv)
                                 ^~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:132:51: note: in expansion of macro ‘XSPROTO’
 #  define XS_EXTERNAL(name) __declspec(dllexport) XSPROTO(name)
                                                   ^~~~~~~
XSUsage.c:298:1: note: in expansion of macro ‘XS_EXTERNAL’
 XS_EXTERNAL(boot_XSUsage)
 ^~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:308:5: note: in expansion of macro ‘STMT_START’
     STMT_START {     \
     ^~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:320:52: note: in expansion of macro ‘XSRETURN’
 #define XSRETURN_YES   STMT_START { XST_mYES(0);   XSRETURN(1); } STMT_END
                                                    ^~~~~~~~
XSUsage.c:343:5: note: in expansion of macro ‘XSRETURN_YES’
     XSRETURN_YES;
     ^~~~~~~~~~~~
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:478:29: warning: ISO C forbids braced-groups within expressions [-Wpedantic]
 #   define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
                             ^
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/XSUB.h:320:24: note: in expansion of macro ‘STMT_START’
 #define XSRETURN_YES   STMT_START { XST_mYES(0);   XSRETURN(1); } STMT_END
                        ^~~~~~~~~~
XSUsage.c:343:5: note: in expansion of macro ‘XSRETURN_YES’
     XSRETURN_YES;
     ^~~~~~~~~~~~
In file included from /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/perl.h:5152:0,
                 from XSUsage.xs:2:
At top level:
/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi/CORE/inline.h:196:1: warning: ‘S_croak_memory_wrap’ defined but not used [-Wunused-function]
 S_croak_memory_wrap(void)
 ^~~~~~~~~~~~~~~~~~~
t/003-usage.t ............................ ok
t/101-standard_typemap_locations.t ....... ok
t/102-trim_whitespace.t .................. ok
t/103-tidy_type.t ........................ ok
t/104-map_type.t ......................... ok
t/105-valid_proto_string.t ............... ok
t/106-process_typemaps.t ................. ok
t/108-map_type.t ......................... ok
t/109-standard_XS_defs.t ................. ok
t/110-assign_func_args.t ................. ok
t/111-analyze_preprocessor_statements.t .. ok
t/112-set_cond.t ......................... ok
t/113-check_cond_preproc_statements.t .... ok
t/114-blurt_death_Warn.t ................. ok
t/115-avoid-noise.t ...................... ok
t/501-t-compile.t ........................ ok
t/510-t-bare.t ........................... ok
t/511-t-whitespace.t ..................... ok
t/512-t-file.t ........................... ok
t/513-t-merge.t .......................... ok
t/514-t-embed.t .......................... ok
t/515-t-cmd.t ............................ ok
t/516-t-clone.t .......................... ok
t/517-t-targetable.t ..................... ok
t/600-t-compat.t ......................... ok
All tests successful.
Files=27, Tests=264, 20 wallclock secs ( 0.03 usr  0.08 sys +  3.70 cusr  9.47 csys = 13.28 CPU)
Result: PASS

------------------------------
PREREQUISITES
------------------------------

Prerequisite modules loaded:

requires:

    Module              Need Have    
    ------------------- ---- --------
    Carp                0    1.3301  
    Cwd                 0    3.47    
    DynaLoader          0    1.25    
    Exporter            5.57 5.70    
    ExtUtils::CBuilder  0    0.280216
    ExtUtils::MakeMaker 6.46 7.04    
    File::Basename      0    2.85    
    File::Spec          0    3.47    
    Symbol              0    1.07    
    Test::More          0.47 1.302120

build_requires:

    Module              Need Have    
    ------------------- ---- --------
    ExtUtils::MakeMaker 0    7.04    

configure_requires:

    Module              Need Have    
    ------------------- ---- --------
    ExtUtils::MakeMaker 6.46 7.04    


------------------------------
ENVIRONMENT AND OTHER CONTEXT
------------------------------

Environment variables:

    AUTOMATED_TESTING = 1
    COMSPEC = C:\WINDOWS\system32\cmd.exe
    LANG = en_GB.UTF-8
    NONINTERACTIVE_TESTING = 1
    NUMBER_OF_PROCESSORS = 12
    PATH = /home/Nigel/perl5/perlbrew/bin:/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/bin:/home/Nigel/bin::/home/Nigel/bin:/usr/local/bin:/usr/bin:/bin
    PERL5LIB = /cygdrive/j/cpan/build/Dir-Manifest-0.2.0-9JbJcf/blib/arch:/cygdrive/j/cpan/build/Dir-Manifest-0.2.0-9JbJcf/blib/lib
    PERL5OPT = 
    PERL5_CPANPLUS_IS_RUNNING = 24980
    PERL5_CPAN_IS_RUNNING = 24980
    PERL5_CPAN_IS_RUNNING_IN_RECURSION = 24914,24980
    PERLBREW_HOME = /home/Nigel/.perlbrew
    PERLBREW_MANPATH = /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/man
    PERLBREW_PATH = /home/Nigel/perl5/perlbrew/bin:/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/bin
    PERLBREW_PERL = perl-5.20.0
    PERLBREW_ROOT = /home/Nigel/perl5/perlbrew
    PERLBREW_SHELLRC_VERSION = 0.86
    PERLBREW_VERSION = 0.86
    PERL_MM_USE_DEFAULT = 1
    PROCESSOR_IDENTIFIER = Intel64 Family 6 Model 62 Stepping 4, GenuineIntel
    SHELL = /bin/bash
    TEMP = /cygdrive/j/temp
    TERM = xterm-256color
    TMPDIR = /cygdrive/j/temp/testwrapper.24939

Perl special variables (and OS-specific diagnostics, for MSWin32):

    $^X = /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/bin/perl
    $UID/$EUID = 1001 / 1001
    $GID = 513 513 114 1002 0 559 545 2 11 15 113 4095 68354 262154 405504
    $EGID = 513 513 114 1002 0 559 545 2 11 15 113 4095 68354 262154 405504

Perl module toolchain versions installed:

    Module              Have    
    ------------------- --------
    CPAN                2.05    
    CPAN::Meta          2.150005
    Cwd                 3.47    
    ExtUtils::CBuilder  0.280216
    ExtUtils::Command   1.18    
    ExtUtils::Install   1.67    
    ExtUtils::MakeMaker 7.04    
    ExtUtils::Manifest  1.65    
    ExtUtils::ParseXS   3.24    
    File::Spec          3.47    
    JSON                2.90    
    JSON::PP            2.27400 
    Module::Build       0.4205  
    Module::Signature   n/a     
    Parse::CPAN::Meta   1.4422  
    Test::Harness       3.36    
    Test::More          1.302120
    YAML                1.21    
    YAML::Syck          1.29    
    version             0.9908  


--

Summary of my perl5 (revision 5 version 20 subversion 0) configuration:
   
  Platform:
    osname=cygwin, osvers=1.7.30(0.27253), archname=cygwin-thread-multi
    uname='cygwin_nt-6.3 cyberpowerpc 1.7.30(0.27253) 2014-05-23 10:36 x86_64 cygwin '
    config_args='-de -Dprefix=/home/Nigel/perl5/perlbrew/perls/perl-5.20.0 -Duseithreads -Dusemultiplicity -Accflags=-O2 -W -Wformat=2 -Wswitch -Wshadow -Wwrite-strings -Wuninitialized -Wall -pipe -mtune=native -march=native -fomit-frame-pointer -msse2 -msse -mmmx -mfpmath=sse -pedantic -D_FORTIFY_SOURCE=2 -Wpointer-arith -Wstrict-prototypes -fstack-protector -Wstack-protector -Wextra -Wbad-function-cast -Wcast-align -Wcast-qual -Wdisabled-optimization -Wendif-labels -Wfloat-equal -Wformat-nonliteral -Winline -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wundef -Wformat-security -ftree-vectorize -Aeval:scriptdir=/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/bin'
    hint=recommended, useposix=true, d_sigaction=define
    useithreads=define, usemultiplicity=define
    use64bitint=define, use64bitall=define, uselongdouble=undef
    usemymalloc=n, bincompat5005=undef
  Compiler:
    cc='gcc', ccflags ='-DPERL_USE_SAFE_PUTENV -U__STRICT_ANSI__ -O2 -W -Wformat=2 -Wswitch -Wshadow -Wwrite-strings -Wuninitialized -Wall -pipe -mtune=native -march=native -fomit-frame-pointer -msse2 -msse -mmmx -mfpmath=sse -pedantic -D_FORTIFY_SOURCE=2 -Wpointer-arith -Wstrict-prototypes -fstack-protector -Wstack-protector -Wextra -Wbad-function-cast -Wcast-align -Wcast-qual -Wdisabled-optimization -Wendif-labels -Wfloat-equal -Wformat-nonliteral -Winline -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wundef -Wformat-security -ftree-vectorize -fwrapv -fno-strict-aliasing',
    optimize='-O3',
    cppflags='-DPERL_USE_SAFE_PUTENV -U__STRICT_ANSI__ -O2 -W -Wformat=2 -Wswitch -Wshadow -Wwrite-strings -Wuninitialized -Wall -pipe -mtune=native -march=native -fomit-frame-pointer -msse2 -msse -mmmx -mfpmath=sse -pedantic -D_FORTIFY_SOURCE=2 -Wpointer-arith -Wstrict-prototypes -fstack-protector -Wstack-protector -Wextra -Wbad-function-cast -Wcast-align -Wcast-qual -Wdisabled-optimization -Wendif-labels -Wfloat-equal -Wformat-nonliteral -Winline -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wundef -Wformat-security -ftree-vectorize -fwrapv -fno-strict-aliasing'
    ccversion='', gccversion='4.8.2', gccosandvers=''
    intsize=4, longsize=8, ptrsize=8, doublesize=8, byteorder=12345678
    d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=16
    ivtype='long', ivsize=8, nvtype='double', nvsize=8, Off_t='off_t', lseeksize=8
    alignbytes=8, prototype=define
  Linker and Libraries:
    ld='g++', ldflags =' -Wl,--enable-auto-import -Wl,--export-all-symbols -Wl,--enable-auto-image-base -fstack-protector -L/usr/local/lib'
    libpth=/usr/lib/gcc/x86_64-pc-cygwin/4.8.2/include-fixed /usr/lib /usr/lib/gcc/x86_64-pc-cygwin/4.8.2/../../../../lib/../include/w32api /usr/local/lib /lib
    libs=-ldb -ldl
    perllibs=-ldl
    libc=/usr/lib/libc.a, so=dll, useshrplib=true, libperl=cygperl5_20_0.dll
    gnulibc_version=''
  Dynamic Linking:
    dlsrc=dl_dlopen.xs, dlext=dll, d_dlsymun=undef, ccdlflags=' '
    cccdlflags=' ', lddlflags=' --shared  -Wl,--enable-auto-import -Wl,--export-all-symbols -Wl,--enable-auto-image-base -L/usr/local/lib -fstack-protector'


Characteristics of this binary (from libperl): 
  Compile-time options: HAS_TIMES MULTIPLICITY PERLIO_LAYERS
                        PERL_DONT_CREATE_GVSV
                        PERL_HASH_FUNC_ONE_AT_A_TIME_HARD
                        PERL_IMPLICIT_CONTEXT PERL_NEW_COPY_ON_WRITE
                        PERL_PRESERVE_IVUV PERL_USE_SAFE_PUTENV
                        USE_64_BIT_ALL USE_64_BIT_INT USE_ITHREADS
                        USE_LARGE_FILES USE_LOCALE USE_LOCALE_COLLATE
                        USE_LOCALE_CTYPE USE_LOCALE_NUMERIC USE_PERLIO
                        USE_PERL_ATOF USE_REENTRANT_API
  Built under cygwin
  Compiled at May 28 2014 21:40:12
  %ENV:
    PERL5LIB="/cygdrive/j/cpan/build/Dir-Manifest-0.2.0-9JbJcf/blib/arch:/cygdrive/j/cpan/build/Dir-Manifest-0.2.0-9JbJcf/blib/lib"
    PERL5OPT=""
    PERL5_CPANPLUS_IS_RUNNING="24980"
    PERL5_CPAN_IS_RUNNING="24980"
    PERL5_CPAN_IS_RUNNING_IN_RECURSION="24914,24980"
    PERLBREW_HOME="/home/Nigel/.perlbrew"
    PERLBREW_MANPATH="/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/man"
    PERLBREW_PATH="/home/Nigel/perl5/perlbrew/bin:/home/Nigel/perl5/perlbrew/perls/perl-5.20.0/bin"
    PERLBREW_PERL="perl-5.20.0"
    PERLBREW_ROOT="/home/Nigel/perl5/perlbrew"
    PERLBREW_SHELLRC_VERSION="0.86"
    PERLBREW_VERSION="0.86"
    PERL_MM_USE_DEFAULT="1"
    CYGWIN="binmod ntsec"
  @INC:
    /cygdrive/j/cpan/build/Dir-Manifest-0.2.0-9JbJcf/blib/arch
    /cygdrive/j/cpan/build/Dir-Manifest-0.2.0-9JbJcf/blib/lib
    /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/site_perl/5.20.0/cygwin-thread-multi
    /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/site_perl/5.20.0
    /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0/cygwin-thread-multi
    /home/Nigel/perl5/perlbrew/perls/perl-5.20.0/lib/5.20.0
    .