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[v3] packaged_task typedefs

... add this for 30_threads. Surprised to find out that
shared_future/unique_future has no result_type typedef, even as the get
MF returns this type. An oversight/ISO issue?

2009-08-17  Benjamin Kosnik  <>

	* testsuite/30_threads/packaged_task/requirements/ New.

Index: testsuite/30_threads/packaged_task/requirements/
--- testsuite/30_threads/packaged_task/requirements/	(revision 0)
+++ testsuite/30_threads/packaged_task/requirements/	(revision 0)
@@ -0,0 +1,28 @@
+// { dg-do compile }
+// { dg-options "-std=gnu++0x" }
+// Copyright (C) 2009 Free Software Foundation
+// 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
+// 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
+// <>.
+#include <future>
+void test01()
+  // Check for required typedefs
+  typedef std::packaged_task<int()>	test_type;
+  typedef test_type::result_type	result_type;

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