1 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } } 2 // { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } } 3 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } } 4 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } } 5 // { dg-require-cstdint "" } 6 // { dg-require-gthreads "" } 7 // { dg-require-atomic-builtins "" } 8 9 // Copyright (C) 2009-2014 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 #include <testsuite_rvalref.h> 30 test01()31void test01() 32 { 33 bool test __attribute__((unused)) = true; 34 35 std::promise<int> p1; 36 std::future<int> f1 = p1.get_future(); 37 38 VERIFY( f1.valid() ); 39 40 p1.set_value(0); 41 42 int&& i1 = f1.get(); 43 44 VERIFY( i1 == 0 ); 45 } 46 test02()47void test02() 48 { 49 bool test __attribute__((unused)) = true; 50 using __gnu_test::rvalstruct; 51 52 std::promise<rvalstruct> p1; 53 std::future<rvalstruct> f1 = p1.get_future(); 54 55 VERIFY( f1.valid() ); 56 57 p1.set_value(rvalstruct(1)); 58 59 rvalstruct r1(f1.get()); 60 61 VERIFY( !f1.valid() ); 62 VERIFY( r1.val == 1 ); 63 } 64 65 test03()66void test03() 67 { 68 bool test __attribute__((unused)) = true; 69 70 std::promise<int&> p1; 71 std::future<int&> f1 = p1.get_future(); 72 73 VERIFY( f1.valid() ); 74 75 int i1 = 0; 76 p1.set_value(i1); 77 int& i2 = f1.get(); 78 79 VERIFY( !f1.valid() ); 80 VERIFY( &i1 == &i2 ); 81 } 82 test04()83void test04() 84 { 85 bool test __attribute__((unused)) = true; 86 87 std::promise<void> p1; 88 std::future<void> f1 = p1.get_future(); 89 90 VERIFY( f1.valid() ); 91 92 p1.set_value(); 93 f1.get(); 94 95 VERIFY( !f1.valid() ); 96 } 97 main()98int main() 99 { 100 test01(); 101 test02(); 102 test03(); 103 test04(); 104 105 return 0; 106 } 107