1 files changed, 10 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/complex/cacoshf.c b/libc-top-half/musl/src/complex/cacoshf.c
new file mode 100644
index 0000000..8bd8058
--- /dev/null
+++ b/libc-top-half/musl/src/complex/cacoshf.c
@@ -0,0 +1,10 @@
+#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));
+}