1 files changed, 0 insertions, 11 deletions
diff --git a/libf2c/libF77/z_sin.c b/libf2c/libF77/z_sin.c
deleted file mode 100644
index 8cb44cf53ca..00000000000
--- a/libf2c/libF77/z_sin.c
+++ /dev/null
@@ -1,11 +0,0 @@
-#include "f2c.h"
-
-#undef abs
-#include "math.h"
-void
-z_sin (doublecomplex * r, doublecomplex * z)
-{
-  double zi = z->i, zr = z->r;
-  r->r = sin (zr) * cosh (zi);
-  r->i = cos (zr) * sinh (zi);
-}