4
0
mirror of git://sourceware.org/git/newlib-cygwin.git synced 2025-01-15 19:09:58 +08:00
Richard Sandiford 16740220a2 * libc/include/machine/ieeefp.h: Comment about new configuration
macros _FLT_LARGEST_EXPONENT_IS_NORMAL and _FLT_NO_DENORMALS.
	* libm/common/fdlib.h: Define new macros for testing floats.
	* libm/common/sf_*: Use them.
	* libm/math/ef_*: Likewise.
	* libm/math/sf_*: Likewise.
2001-04-04 13:33:01 +00:00

25 lines
266 B
C

/*
* nanf () returns a nan.
* Added by Cygnus Support.
*/
#include "fdlibm.h"
float nanf()
{
float x;
SET_FLOAT_WORD(x,0x7fc00000);
return x;
}
#ifdef _DOUBLE_IS_32BITS
double nan()
{
return (double) nanf();
}
#endif /* defined(_DOUBLE_IS_32BITS) */