1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/f/runtime/libF77/d_cnjg.c b/gcc/f/runtime/libF77/d_cnjg.c
new file mode 100644
index 00000000000..1afa3bc4061
--- /dev/null
+++ b/gcc/f/runtime/libF77/d_cnjg.c
@@ -0,0 +1,17 @@
+#include "f2c.h"
+
+ VOID
+#ifdef KR_headers
+d_cnjg(resx, z) doublecomplex *resx, *z;
+#else
+d_cnjg(doublecomplex *resx, doublecomplex *z)
+#endif
+{
+doublecomplex res;
+
+res.r = z->r;
+res.i = - z->i;
+
+resx->r = res.r;
+resx->i = res.i;
+}