1 files changed, 11 insertions, 0 deletions
diff --git a/lib/libm/clog10l.c b/lib/libm/clog10l.c
new file mode 100644
index 00000000..dde228e2
--- /dev/null
+++ b/lib/libm/clog10l.c
@@ -0,0 +1,11 @@
+#include "__complex.h"
+
+long double complex clog10l(long double complex z)
+{
+	long double p, rr;
+	rr = cabsl(z);
+	p = log10l(rr);
+	rr = atan2l(cimagl(z), creall(z)) *
+	     0.43429448190325182765112891891660508229439700580366656611445378316586464920887L;
+	return p + rr * (long double complex)I;
+}