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Revert part of PR#606 and use isnan/isinf again, but provide macro implementations of those in math_compat.h is needed, as it seems to be on AIX and IBM i systems.

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Eric Haszlakiewicz
2020-05-16 01:29:18 +00:00
parent 1526c84a13
commit 0a3d22b9bb
2 changed files with 8 additions and 6 deletions
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7
math_compat.h
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@@ -12,6 +12,9 @@
#ifdef HAVE_DECL__ISNAN
#include <float.h>
#define isnan(x) _isnan(x)
#else
/* On platforms like AIX and "IBM i" we need to provide our own isnan */
#define isnan(x) ((x) != (x))
#endif
#endif
@@ -19,6 +22,10 @@
#ifdef HAVE_DECL__FINITE
#include <float.h>
#define isinf(x) (!_finite(x))
#else
#include <float.h>
/* On platforms like AIX and "IBM i" we need to provide our own isinf */
#define isinf(x) ((x) < -DBL_MAX || (x) > DBL_MAX)
#endif
#endif