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#include <math.h> int __fpclassifyld(long double); |
Returns the kind of the floating point value supplied. You should use
the type generic macro fpclassify (see section fpclassify) instead
of this function.
FP_INFINITE, FP_NAN, FP_NORMAL,
FP_SUBNORMAL, FP_ZERO or FP_UNNORMAL.
| ANSI/ISO C | C99; not C89 |
if( __fpclassifyld(0.0L) != FP_ZERO )
{
printf("Something is wrong with the implementation!\n");
}
|