73c5c5bbb3
2010-02-12 Jonathan Wakely <jwakely.gcc@gmail.com> Paolo Carlini <paolo.carlini@oracle.com> PR libstdc++/42819, DR 1315 * include/std/future (async): Use std::result_of for the template argument of the std::future return type; adjust everywhere. * testsuite/30_threads/async/42819.cc: New. * testsuite/30_threads/packaged_task/cons/assign_neg.cc: Adjust dg-error line number. * testsuite/30_threads/packaged_task/cons/copy_neg.cc: Likewise. * testsuite/30_threads/future/cons/assign_neg.cc: Likewise. * testsuite/30_threads/future/cons/copy_neg.cc: Likewise. * testsuite/30_threads/promise/cons/assign_neg.cc: Likewise. * testsuite/30_threads/promise/cons/assign_neg.cc: Likewise. Co-Authored-By: Paolo Carlini <paolo.carlini@oracle.com> From-SVN: r156742
60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
// { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* alpha*-*-osf* mips-sgi-irix6* } }
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// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* alpha*-*-osf* mips-sgi-irix6* } }
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// { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
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// { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
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// { dg-require-cstdint "" }
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// { dg-require-gthreads "" }
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// { dg-require-atomic-builtins "" }
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// Copyright (C) 2010 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <future>
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#include <testsuite_hooks.h>
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int do_work1(int value) { return value; }
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int do_work2(int value) { return value * 2; }
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int work1(int value)
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{
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auto handle = std::async([=] { return do_work2(value); });
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int tmp = do_work1(value);
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return tmp + handle.get();
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}
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int work2(int value)
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{
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auto handle = std::async(do_work2, value);
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int tmp = do_work1(value);
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return tmp + handle.get();
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}
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// libstdc++/42819
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void test01()
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{
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bool test __attribute__((unused)) = true;
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VERIFY( work1(1) == 3 );
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VERIFY( work2(2) == 6 );
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}
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int main()
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{
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test01();
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return 0;
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}
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