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* include/ruby/win32.h (frexp, modf): fix suppressing warnings on

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mingw.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31361 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2011-04-26 16:14:26 +00:00
parent 2ad123c298
commit 8fabd0c551
1 changed files with 8 additions and 6 deletions
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14
include/ruby/win32.h
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@ -718,14 +718,16 @@ uintptr_t rb_w32_asynchronize(asynchronous_func_t func, uintptr_t self, int argc
#ifdef __MINGW_ATTRIB_PURE
/* get rid of bugs in math.h of mingw */
#define frexp(_X, _Y) __extension__ ({\
int *intptr_frexp_bug = (_Y);\
*intptr_frexp_bug = *intptr_frexp_bug;\
frexp((_X), intptr_frexp_bug);\
int intpart_frexp_bug = intpart_frexp_bug;\
double result_frexp_bug = frexp((_X), &intpart_frexp_bug);\
*(_Y) = intpart_frexp_bug;\
result_frexp_bug;\
})
#define modf(_X, _Y) __extension__ ({\
double *intptr_modf_bug = (_Y);\
*intptr_modf_bug = *intptr_modf_bug;\
modf((_X), intptr_modf_bug);\
double intpart_modf_bug = intpart_modf_bug;\
double result_modf_bug = modf((_X), &intpart_modf_bug);\
*(_Y) = intpart_modf_bug;\
result_modf_bug;\
})
#endif