1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/warn/anonymous-namespace-3.C b/gcc/testsuite/g++.dg/warn/anonymous-namespace-3.C
new file mode 100644
index 00000000000..fee48b46017
--- /dev/null
+++ b/gcc/testsuite/g++.dg/warn/anonymous-namespace-3.C
@@ -0,0 +1,13 @@
+// Test for the warning of exposing types from an anonymous namespace
+// { dg-do compile }
+//
+#include <memory>
+#include "anonymous-namespace-3.h"
+
+struct B { std::auto_ptr<A> p; };
+
+#line 10 "foo.C"
+struct C
+{ // { dg-warning "uses the anonymous namespace" }
+  std::auto_ptr<A> p;
+};