1#include <math.h>
2
3float fminf(float x, float y)
4{
5	if (isnan(x))
6		return y;
7	if (isnan(y))
8		return x;
9	/* handle signed zeros, see C99 Annex F.9.9.2 */
10	if (signbit(x) != signbit(y))
11		return signbit(x) ? x : y;
12	return x < y ? x : y;
13}
14