cprojf.c\complex\src - musl - musl - an implementation of the standard library for Linux-based systems

#include "libm.h"
float complex cprojf(float complex z)
{
	if (isinf(crealf(z)) || isinf(cimagf(z)))
		return CMPLXF(INFINITY, copysignf(0.0, crealf(z)));
	return z;
}