diff options
| author | shirosaki <shirosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-07-24 15:12:26 +0000 |
|---|---|---|
| committer | shirosaki <shirosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-07-24 15:12:26 +0000 |
| commit | 4f8b1384df0009675263efeb56cb489b79addb14 (patch) | |
| tree | e4e4c1924bdba8b95ac4665d60ad8943280e5b0e | |
| parent | 0daf636e7a3bb46d42c26e90bc863682aff6c96c (diff) | |
Fix broken pow() on x64-mingw32
* include/ruby/win32.h (rb_w32_pow): add new function.
We use powl() instead of broken pow() for x64-mingw32. This workaround
fixes test failures related to floating point numeric.
[ruby-core:46686] [Bug #6784]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36522 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | include/ruby/win32.h | 14 |
2 files changed, 21 insertions, 0 deletions
@@ -1,3 +1,10 @@ +Tue Jul 24 23:34:43 2012 Hiroshi Shirosaki <h.shirosaki@gmail.com> + + * include/ruby/win32.h (rb_w32_pow): add new function. + We use powl() instead of broken pow() for x64-mingw32. This workaround + fixes test failures related to floating point numeric. + [ruby-core:46686] [Bug #6784] + Tue Jul 24 15:01:24 2012 NAKAMURA Usaku <usa@ruby-lang.org> * win32/win32.c (rb_w32_socket, rb_w32_socketpair): remember the family diff --git a/include/ruby/win32.h b/include/ruby/win32.h index 5ec3d3dd66..7cbdb884df 100644 --- a/include/ruby/win32.h +++ b/include/ruby/win32.h @@ -764,4 +764,18 @@ uintptr_t rb_w32_asynchronize(asynchronous_func_t func, uintptr_t self, int argc } /* extern "C" { */ #endif +#ifdef __MINGW64__ +/* + * Use powl() instead of broken pow() of x86_64-w64-mingw32. + * This workaround will fix test failures in test_bignum.rb, + * test_fixnum.rb and test_float.rb etc. + */ +static inline double +rb_w32_pow(double x, double y) +{ + return powl(x, y); +} +#define pow rb_w32_pow +#endif + #endif /* RUBY_WIN32_H */ |