third_party/ulib/musl/src/math/fmin.c

#include <math.h>

double fmin(double x, double y) {
    if (isnan(x))
        return y;
    if (isnan(y))
        return x;
    /* handle signed zeros, see C99 Annex F.9.9.2 */
    if (signbit(x) != signbit(y))
        return signbit(x) ? x : y;
    return x < y ? x : y;
}