1// { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } } 2// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } } 3// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } } 4// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-darwin* } } 5// { dg-require-cstdint "" } 6// { dg-require-gthreads "" } 7// { dg-require-atomic-builtins "" } 8 9// Copyright (C) 2009-2015 Free Software Foundation, Inc. 10// 11// This file is part of the GNU ISO C++ Library. This library is free 12// software; you can redistribute it and/or modify it under the 13// terms of the GNU General Public License as published by the 14// Free Software Foundation; either version 3, or (at your option) 15// any later version. 16 17// This library is distributed in the hope that it will be useful, 18// but WITHOUT ANY WARRANTY; without even the implied warranty of 19// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20// GNU General Public License for more details. 21 22// You should have received a copy of the GNU General Public License along 23// with this library; see the file COPYING3. If not see 24// <http://www.gnu.org/licenses/>. 25 26 27#include <future> 28#include <testsuite_hooks.h> 29 30int& inc(int& i) { ++i; return i; } 31 32void test01() 33{ 34 bool test = false; 35 36 std::packaged_task<void(int&)> p1(inc); 37 38 int i1 = 0; 39 p1(i1); 40 41 VERIFY( i1 == 1 ); 42 43 try 44 { 45 p1(i1); 46 } 47 catch (const std::future_error& e) 48 { 49 VERIFY( e.code() == std::future_errc::promise_already_satisfied ); 50 test = true; 51 } 52 53 VERIFY( i1 == 1 ); 54 VERIFY( test ); 55} 56 57int main() 58{ 59 test01(); 60 return 0; 61} 62