2011-03-25 Jonathan Wakely <jwakely.gcc@gmail.com>

	* include/std/future (future::share): Add.
	(packaged_task::result_type): Remove as per LWG 2030.
	(packaged_task::packaged_task): Remove redundant constructors, as per
	LWG 1514.
	* testsuite/30_threads/future/members/share.cc: New.
	* testsuite/30_threads/packaged_task/requirements/typedefs.cc: Remove.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@171531 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 73 insertions, 0 deletions

diff --git a/libstdc++-v3/testsuite/30_threads/future/members/share.cc b/libstdc++-v3/testsuite/30_threads/future/members/share.cc
new file mode 100644
index 00000000000..e37cb776b36
--- /dev/null
+++ b/libstdc++-v3/testsuite/30_threads/future/members/share.cc
@@ -0,0 +1,73 @@
+// { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* alpha*-*-osf* mips-sgi-irix6* } }
+// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* alpha*-*-osf* mips-sgi-irix6* } }
+// { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
+// { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
+// { 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 <testsuite_hooks.h>
+
+int value = 99;
+
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  std::promise<int> p1;
+  std::future<int> f1(p1.get_future());
+  std::shared_future<int> f2 = f1.share();
+
+  p1.set_value(value);
+  VERIFY( f2.get() == value );
+}
+
+void test02()
+{
+  bool test __attribute__((unused)) = true;
+
+  std::promise<int&> p1;
+  std::future<int&> f1(p1.get_future());
+  std::shared_future<int&> f2 = f1.share();
+
+  p1.set_value(value);
+  VERIFY( &f2.get() == &value );
+}
+
+void test03()
+{
+  std::promise<void> p1;
+  std::future<void> f1(p1.get_future());
+  std::shared_future<void> f2 = f1.share();
+
+  p1.set_value();
+  f2.get();
+}
+
+int main()
+{
+  test01();
+  test02();
+  test03();
+
+  return 0;
+}