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util: don't define isfinite(), isnan() for MSVC >= 1800

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Signed-off-by: Brian Paul <brianp@vmware.com>
Cc: "10.0" "10.1" <mesa-stable@lists.freedesktop.org>
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Hans 2014-03-01 11:26:09 -07:00 • committed by Brian Paul
parent aff7c5e78a
commit bf25660325
1 changed files with 4 additions and 0 deletions
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4
src/gallium/auxiliary/util/u_math.h
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@ -112,10 +112,13 @@ static INLINE float logf( float f )
#define logf(x) ((float)log((double)(x)))
#endif /* logf */
#if _MSC_VER < 1800
#define isfinite(x) _finite((double)(x))
#define isnan(x) _isnan((double)(x))
#endif /* _MSC_VER < 1800 */
#endif /* _MSC_VER < 1400 && !defined(__cplusplus) */
#if _MSC_VER < 1800
static INLINE double log2( double x )
{
const double invln2 = 1.442695041;
@ -133,6 +136,7 @@ roundf(float x)
{
return x >= 0.0f ? floorf(x + 0.5f) : ceilf(x - 0.5f);
}
#endif
#define INFINITY (DBL_MAX + DBL_MAX)
#define NAN (INFINITY - INFINITY)