1 files changed, 38 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/ext/attribute-test-1.C b/gcc/testsuite/g++.dg/ext/attribute-test-1.C
new file mode 100644
index 000000000..7df68930f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/attribute-test-1.C
@@ -0,0 +1,38 @@
+// { dg-do run }
+// { dg-options "" }
+// PR c++/13989
+
+extern "C" void abort();
+
+#define vector __attribute__((vector_size(16)))
+
+struct Constants {
+   inline vector unsigned int deadbeef(void) const {
+       return (vector unsigned int){0xdeadbeef, 0xabababab, 0x55555555, 0x12345678};
+   };
+};
+
+inline vector unsigned int const_deadbeef(Constants &C)
+{
+  return C.deadbeef();
+}
+
+union u {
+              unsigned int f[4];
+              vector unsigned int v;
+} data;
+
+int main()
+{
+  Constants c;
+  data.v = const_deadbeef(c);
+  
+  if (data.f[0] != 0xdeadbeef || data.f[1] != 0xabababab 
+      || data.f[2] != 0x55555555 || data.f[3] != 0x12345678)
+    abort();
+
+  return 0;
+}
+
+/* Ignore a warning that is irrelevant to the purpose of this test.  */
+/* { dg-prune-output ".*GCC vector returned by reference.*" } */