libstdc++-v3/testsuite/30_threads/thread/swap/1.cc

   1 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-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 *-*-rtems* *-*-darwin* } }
   5 // { dg-require-cstdint "" }
   6 // { dg-require-gthreads "" }
   7
   8 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
   9 //
  10 // This file is part of the GNU ISO C++ Library.  This library is free
  11 // software; you can redistribute it and/or modify it under the
  12 // terms of the GNU General Public License as published by the
  13 // Free Software Foundation; either version 3, or (at your option)
  14 // any later version.
  15
  16 // This library is distributed in the hope that it will be useful,
  17 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 // GNU General Public License for more details.
  20
  21 // You should have received a copy of the GNU General Public License along
  22 // with this library; see the file COPYING3.  If not see
  23 // <http://www.gnu.org/licenses/>.
  24
  25
  26 #include <thread>
  27 #include <system_error>
  28 #include <bits/move.h> // std::move
  29 #include <testsuite_hooks.h>
  30
  31 void f() { }
  32
  33 void test01()
  34 {
  35   bool test __attribute__((unused)) = true;
  36
  37   try
  38     {
  39       std::thread t1(f);
  40       std::thread::id t1_id = t1.get_id();
  41
  42       std::thread t2;
  43
  44       t2.swap(t1);
  45       VERIFY( t1.get_id() == std::thread::id() );
  46       VERIFY( t2.get_id() == t1_id );
  47
  48       t2.join();
  49     }
  50   catch (const std::system_error&)
  51     {
  52       VERIFY( false );
  53     }
  54   catch (...)
  55     {
  56       VERIFY( false );
  57     }
  58 }
  59
  60 void test02()
  61 {
  62   bool test __attribute__((unused)) = true;
  63
  64   try
  65     {
  66       std::thread t1(f);
  67       std::thread::id t1_id = t1.get_id();
  68
  69       std::thread t2;
  70
  71       std::swap(t1, t2);
  72       VERIFY( t1.get_id() == std::thread::id() );
  73       VERIFY( t2.get_id() == t1_id );
  74
  75       t2.join();
  76     }
  77   catch (const std::system_error&)
  78     {
  79       VERIFY( false );
  80     }
  81   catch (...)
  82     {
  83       VERIFY( false );
  84     }
  85 }
  86
  87 int main()
  88 {
  89   test01();
  90   test02();
  91
  92   return 0;
  93 }