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#ifndef __ISINF_H__
#define __ISINF_H__
/*
* Fix for missing std::isnormal with SOLARIS8/GCC3.2
*/
#if defined (SOLARIS)
#include <ieeefp.h>
#define isinf(x) ((fpclass(x) == FP_NINF) || (fpclass(x) == FP_PINF))
#elif defined(__APPLE__) && __GNUC__ == 3
#define isinf(x) __isinf(x)
#elif __cplusplus >= 201103L
# include <cmath>
# define isinf std::isinf
#endif
#endif /* __ISINF_H__ */
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