libstdc++-v3/testsuite/30_threads/thread/cons/5.cc

   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
   8 // Copyright (C) 2009-2014 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 <functional> // std::unary_function, std::ref
  27 #include <thread>
  28 #include <system_error>
  29 #include <testsuite_hooks.h>
  30
  31 struct nonconst : public std::unary_function<std::thread::id&, void>
  32 {
  33   void operator()(std::thread::id& id)
  34   {
  35     id = std::this_thread::get_id();
  36   }
  37 };
  38
  39 void test01()
  40 {
  41   bool test __attribute__((unused)) = true;
  42
  43   try
  44   {
  45     std::thread::id t1_id1;
  46     nonconst c1;
  47     std::thread t1(std::ref(c1), std::ref(t1_id1));
  48     std::thread::id t1_id2 = t1.get_id();
  49     VERIFY( t1.joinable() );
  50     t1.join();
  51     VERIFY( !t1.joinable() );
  52     VERIFY( t1_id1 == t1_id2 );
  53
  54     std::thread::id t2_id1;
  55     nonconst c2;
  56     std::thread t2(c2, std::ref(t2_id1));
  57     std::thread::id t2_id2 = t2.get_id();
  58     VERIFY( t2.joinable() );
  59     t2.join();
  60     VERIFY( !t2.joinable() );
  61     VERIFY( t2_id1 == t2_id2 );
  62   }
  63   catch (const std::system_error&)
  64   {
  65     VERIFY( false );
  66   }
  67   catch (...)
  68   {
  69     VERIFY( false );
  70   }
  71 }
  72
  73 int main()
  74 {
  75   test01();
  76   return 0;
  77 }