libstdc++-v3/testsuite/30_threads/thread/cons/2.cc

   1 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
   2 // { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
   3 // { dg-require-effective-target c++11 }
   4 // { dg-require-cstdint "" }
   5 // { dg-require-gthreads "" }
   6
   7 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
   8 //
   9 // This file is part of the GNU ISO C++ Library.  This library is free
  10 // software; you can redistribute it and/or modify it under the
  11 // terms of the GNU General Public License as published by the
  12 // Free Software Foundation; either version 3, or (at your option)
  13 // any later version.
  14
  15 // This library is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19
  20 // You should have received a copy of the GNU General Public License along
  21 // with this library; see the file COPYING3.  If not see
  22 // <http://www.gnu.org/licenses/>.
  23
  24
  25 #include <functional> // std::ref
  26 #include <thread>
  27 #include <system_error>
  28 #include <testsuite_hooks.h>
  29
  30 void
  31 free_function(std::thread::id& id)
  32 {
  33   id = std::this_thread::get_id();
  34 }
  35
  36 // thread::id default cons
  37 // thread::id copy ctor
  38 // thread variadic cons, c++ function
  39 // thread variadic cons joinable
  40 // thread join
  41 // thread join postcondition not joinable
  42 // thread join postcondition function called correctly
  43 // this_thread::get_id
  44 void test02()
  45 {
  46   bool test __attribute__((unused)) = true;
  47
  48   try
  49     {
  50       std::thread::id id1;
  51       std::thread t(free_function, std::ref(id1));
  52       std::thread::id id2 = t.get_id();
  53       VERIFY( t.joinable() );
  54       t.join();
  55       VERIFY( !t.joinable() );
  56       VERIFY( id1 == id2 );
  57     }
  58   catch (const std::system_error&)
  59     {
  60       VERIFY( false );
  61     }
  62   catch (...)
  63     {
  64       VERIFY( false );
  65     }
  66 }
  67
  68 int main()
  69 {
  70   test02();
  71   return 0;
  72 }