fix potentially wrong-sign zero in cproj functions at infinity

[musl] / src / math / s390x / fabs.c

#include <math.h>

#if defined(__HTM__) || __ARCH__ >= 9

double fabs(double x)
{
        __asm__ ("lpdbr %0, %1" : "=f"(x) : "f"(x));
        return x;
}

#else

#include "../fabs.c"

#endif