diff --git a/llvm/runtime/GCCLibraries/libc/string.c b/llvm/runtime/GCCLibraries/libc/string.c
index 5c9625d..a024c3f 100644
--- a/llvm/runtime/GCCLibraries/libc/string.c
+++ b/llvm/runtime/GCCLibraries/libc/string.c
@@ -53,7 +53,7 @@
 }
 
 // http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/?cvsroot=glibc
-
+#if 0
 typedef unsigned int op_t;
 #define OPSIZ 4
 
@@ -119,6 +119,7 @@
 
   return dstpp;
 }
+#endif
 
 void *memcpy(void *dstpp, const void *srcpp, size_t len) {
   char *dstp = (char*)dstpp;