1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/lookup/using16.C b/gcc/testsuite/g++.dg/lookup/using16.C
new file mode 100644
index 0000000000..a396afb973
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lookup/using16.C
@@ -0,0 +1,18 @@
+// Copyright (C) 2007 Free Software Foundation
+// Contributed by Ollie Wild <aaw@google.com>
+// { dg-do compile }
+
+namespace M {
+  struct S {}; // { dg-error "struct M::S" "candidate 1" }
+}
+
+namespace N {
+  int S;
+  struct S {}; // { dg-error "struct N::S" "candidate 2" }
+}
+
+using namespace M;
+using namespace N;
+
+struct ::S s; // { dg-bogus "ambiguous.*ambiguous" "duplicate error" }
+// { dg-error "reference to 'S' is ambiguous|invalid type" "" { target *-*-* } 17 }}