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* mingwex/math/cephes_mconf.h (NAN, NANF, NANL):

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Use GCC __builtin's if available.
	(INFINITY, INFINITYF, INFINITYL): Likewise.
This commit is contained in:
Danny Smith 2003-10-21 09:10:51 +00:00
parent 672126d4f1
commit 359e09e7fd
2 changed files with 29 additions and 3 deletions
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6
winsup/mingw/ChangeLog
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@ -1,3 +1,9 @@
2003-10-21 Danny Smith <dannysmith@users.sourceforge.net>
* mingwex/math/cephes_mconf.h (NAN, NANF, NANL):
Use GCC __builtin's if available.
(INFINITY, INFINITYF, INFINITYL): Likewise.
2003-10-21 Danny Smith <dannysmith@users.sourceforge.net>
* mingwex/math/s_erf.c (erf): Set errno to ERANGE if

26
winsup/mingw/mingwex/math/cephes_mconf.h
View File

@ -33,13 +33,17 @@
#define PIO4 7.85398163397448309616E-1
#define NEGZERO (-0.0)
extern double __INF;
#undef NAN
#undef INFINITY
#if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2))
#define INFINITY __builtin_huge_val()
#define NAN __builtin_nan("")
#else
extern double __INF;
#define INFINITY (__INF)
extern double __QNAN;
#undef NAN
#define NAN (__QNAN)
#endif
/*long double*/
#define MAXNUML 1.189731495357231765021263853E4932L
@ -57,10 +61,18 @@ extern double __QNAN;
#define signbitl signbit
#define NEGZEROL (-0.0L)
#undef NANL
#undef INFINITYL
#if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2))
#define INFINITYL __builtin_huge_vall()
#define NANL __builtin_nanl("")
#else
extern long double __INFL;
#define INFINITYL (__INFL)
extern long double __QNANL;
#define NANL (__QNANL)
#endif
/* float */
@ -79,10 +91,18 @@ extern long double __QNANL;
#define signbitf signbit
#define NEGZEROF (-0.0F)
#undef NANF
#undef INFINITYF
#if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2))
#define INFINITYF __builtin_huge_valf()
#define NANF __builtin_nanf("")
#else
extern float __INFF;
#define INFINITYF (__INFF)
extern float __QNANF;
#define NANF (__QNANF)
#endif
/* double */