src/complex/cacoshf.c


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#include "complex_impl.h"

float complex cacoshf(float complex z)
{
	int zineg = signbit(cimagf(z));

	z = cacosf(z);
	if (zineg) return CMPLXF(cimagf(z), -crealf(z));
	else       return CMPLXF(-cimagf(z), crealf(z));
}


#ifdef TEST
int
main(void) {
	return 0;
}
#endif