Add C++20 Traits for [Un]bounded Arrays (P1357R1)

[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 20_util / is_unbounded_array / requirements / typedefs.cc

diff --git a/libstdc++-v3/testsuite/20_util/is_unbounded_array/requirements/typedefs.cc b/libstdc++-v3/testsuite/20_util/is_unbounded_array/requirements/typedefs.cc
new file mode 100644 (file)
index 0000000..abe430a
--- /dev/null
+++ b/libstdc++-v3/testsuite/20_util/is_unbounded_array/requirements/typedefs.cc
@@ -0,0 +1,33 @@
+// { dg-options "-std=gnu++2a" }
+// { dg-do compile { target c++2a } }
+
+// Copyright (C) 2019 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/>.
+
+// NB: This file is for testing type_traits with NO OTHER INCLUDES.
+
+#include <type_traits>
+
+void test01()
+{
+  // Check for required typedefs
+  typedef std::is_bounded_array<int>          test_type;
+  typedef test_type::value_type               value_type;
+  typedef test_type::type                     type;
+  typedef test_type::type::value_type         type_value_type;
+  typedef test_type::type::type               type_type;
+}