diff --git a/llvm/test/Regression/CFrontend/2003-10-29-AsmRename.c b/llvm/test/Regression/CFrontend/2003-10-29-AsmRename.c
new file mode 100644
index 000000000000..fe96359fdc28
--- /dev/null
+++ b/llvm/test/Regression/CFrontend/2003-10-29-AsmRename.c
@@ -0,0 +1,20 @@
+
+struct foo { int X; };
+struct bar { int Y; };
+
+extern int Func(struct foo*) __asm__("Func64");
+extern int Func64(struct bar*);
+
+int Func(struct foo *F) {
+  return 1;
+}
+
+int Func64(struct bar* B) {
+  return 0;
+}
+
+
+int test() {
+  Func(0);    /* should be renamed to call Func64 */
+  Func64(0);
+}