[v3] test uses_allocator for promise and packaged_task

[v3] test uses_allocator for promise and packaged_task

[Jonathan Wakely]

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2011-06-11  Jonathan Wakely  <jwakely.gcc@gmail.com>

        * testsuite/30_threads/packaged_task/uses_allocator.cc: New.
        * testsuite/30_threads/promise/uses_allocator.cc: Likewise.

A couple of new tests to verify that uses_allocator is specialized for
promise and packaged_task.

Tested x86_84-linux and committed to trunk.

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Index: testsuite/30_threads/packaged_task/uses_allocator.cc
===================================================================
--- testsuite/30_threads/packaged_task/uses_allocator.cc	(revision 0)
+++ testsuite/30_threads/packaged_task/uses_allocator.cc	(revision 0)
@@ -0,0 +1,32 @@
+// { dg-do compile }
+// { dg-options "-std=gnu++0x" }
+// { dg-require-cstdint "" }
+// { dg-require-gthreads "" }
+// { dg-require-atomic-builtins "" }
+
+// Copyright (C) 2011 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 <future>
+#include <memory>
+
+using std::uses_allocator;
+using std::allocator;
+using std::packaged_task;
+static_assert( uses_allocator<packaged_task<int()>, allocator<int>>::value,
+               "packaged_task supports uses-allocator construction" );
Index: testsuite/30_threads/promise/uses_allocator.cc
===================================================================
--- testsuite/30_threads/promise/uses_allocator.cc	(revision 0)
+++ testsuite/30_threads/promise/uses_allocator.cc	(revision 0)
@@ -0,0 +1,32 @@
+// { dg-do compile }
+// { dg-options "-std=gnu++0x" }
+// { dg-require-cstdint "" }
+// { dg-require-gthreads "" }
+// { dg-require-atomic-builtins "" }
+
+// Copyright (C) 2011 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 <future>
+#include <memory>
+
+using std::uses_allocator;
+using std::allocator;
+using std::promise;
+static_assert( uses_allocator<promise<int>, allocator<int>>::value,
+               "promise supports uses-allocator construction" );