diff --git a/test/CFrontend/2003-06-29-MultipleFunctionDefinition.c b/test/CFrontend/2003-06-29-MultipleFunctionDefinition.c
new file mode 100644
index 00000000000..bd5ac83da72
--- /dev/null
+++ b/test/CFrontend/2003-06-29-MultipleFunctionDefinition.c
@@ -0,0 +1,5 @@
+/* This is apparantly legal C.  */
+extern __inline__ void test() { }
+
+void test() {
+}