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Microsoft MSVC has _copysign, which can be used to implement signbit

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This commit is contained in:
Juan Jose Garcia Ripoll 2009-06-13 22:48:02 +02:00
parent 1e89003142
commit 198a58f626
1 changed files with 2 additions and 1 deletions
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3
msvc/ecl/config.h.msvc6
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@ -405,5 +405,6 @@ typedef unsigned int uint32_t;
#include <math.h>
#ifndef isfinite
#define isfinite(x) (finite(x))
# define isfinite(x) (finite(x))
# define signbit(x) (_copysign(1.0,(x)))
#endif