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Diffstat (limited to 'src/complex/cacoshf.c')
| -rw-r--r-- | src/complex/cacoshf.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/complex/cacoshf.c b/src/complex/cacoshf.c index ade01c09..8bd80581 100644 --- a/src/complex/cacoshf.c +++ b/src/complex/cacoshf.c @@ -1,7 +1,10 @@ -#include "libm.h" +#include "complex_impl.h" float complex cacoshf(float complex z) { + int zineg = signbit(cimagf(z)); + z = cacosf(z); - return CMPLXF(-cimagf(z), crealf(z)); + if (zineg) return CMPLXF(cimagf(z), -crealf(z)); + else return CMPLXF(-cimagf(z), crealf(z)); } |