update copyright file for recent contributions
[musl] / src / complex / cacosf.c
1 #include "libm.h"
2
3 // FIXME
4
5 float complex cacosf(float complex z)
6 {
7         z = casinf(z);
8         return cpackf((float)M_PI_2 - crealf(z), -cimagf(z));
9 }