1 files changed, 39 insertions, 0 deletions
diff --git a/gcc-4.9/libstdc++-v3/testsuite/20_util/is_constructible/51185.cc b/gcc-4.9/libstdc++-v3/testsuite/20_util/is_constructible/51185.cc
new file mode 100644
index 000000000..904521768
--- /dev/null
+++ b/gcc-4.9/libstdc++-v3/testsuite/20_util/is_constructible/51185.cc
@@ -0,0 +1,39 @@
+// { dg-options "-std=gnu++0x" }
+// { dg-do compile }
+
+// Copyright (C) 2011-2014 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+#include <type_traits>
+
+struct A { };
+struct B : A { };
+
+// libstdc++/51185
+void f()
+{
+  static_assert(!std::is_constructible<B &&, A>(), "");
+  static_assert(!std::is_constructible<B const &&, A>(), "");
+  static_assert(!std::is_constructible<B const &&, A const>(), "");
+  static_assert(!std::is_constructible<B volatile &&, A>(), "");
+  static_assert(!std::is_constructible<B volatile &&, A volatile>(), "");
+  static_assert(!std::is_constructible<B const volatile &&, A>(), "");
+  static_assert(!std::is_constructible<B const volatile &&, A const>(), "");
+  static_assert(!std::is_constructible<B const volatile &&, A volatile>(), "");
+  static_assert(!std::is_constructible<B const volatile &&,
+		A const volatile>(), "");
+}