--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/g++.target/i386/mv12.C	Thu Oct 25 07:37:49 2018 +0900
@@ -0,0 +1,22 @@
+// Test case to check if multiversioning works as expected when the versions
+// are defined in different files.
+
+// { dg-do run }
+// { dg-require-ifunc "" }
+// { dg-options "-O2" }
+// { dg-additional-sources "mv12-aux.cc" }
+
+#include "mv12.h"
+
+int main ()
+{
+  if (__builtin_cpu_supports ("sse4.2"))
+    return foo () - 1;
+  return foo ();
+}
+
+__attribute__ ((target ("default")))
+int foo ()
+{
+  return 0;
+}