1 files changed, 32 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/experimental/memory/observer_ptr/typedefs.cc b/libstdc++-v3/testsuite/experimental/memory/observer_ptr/typedefs.cc
new file mode 100644
index 00000000000..b738232297b
--- /dev/null
+++ b/libstdc++-v3/testsuite/experimental/memory/observer_ptr/typedefs.cc
@@ -0,0 +1,32 @@
+// { dg-options "-std=gnu++14" }
+// { dg-do compile }
+
+// Copyright (C) 2015 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 moved_to of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+#include <experimental/memory>
+#include <type_traits>
+
+static_assert(std::is_same<
+              std::experimental::observer_ptr<int>::element_type,
+              int>::value, "");
+static_assert(std::is_same<
+              std::experimental::observer_ptr<const int>::element_type,
+              const int>::value, "");
+static_assert(std::is_same<
+              std::experimental::observer_ptr<volatile int>::element_type,
+              volatile int>::value, "");