1 files changed, 11 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/complex/cacosf.c b/libc-top-half/musl/src/complex/cacosf.c
new file mode 100644
index 0000000..ed8acf0
--- /dev/null
+++ b/libc-top-half/musl/src/complex/cacosf.c
@@ -0,0 +1,11 @@
+#include "complex_impl.h"
+
+// FIXME
+
+static const float float_pi_2 = M_PI_2;
+
+float complex cacosf(float complex z)
+{
+	z = casinf(z);
+	return CMPLXF(float_pi_2 - crealf(z), -cimagf(z));
+}