libstdc++-v3/testsuite/30_threads/thread/cons/7.cc

   1 // { dg-do run }
   2 // { dg-options "-pthread"  }
   3 // { dg-require-effective-target c++11 }
   4 // { dg-require-effective-target pthread }
   5 // { dg-require-cstdint "" }
   6 // { dg-require-gthreads "" }
   7
   8 // Copyright (C) 2008-2018 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 <testsuite_hooks.h>
  29
  30 bool functor_was_called = false;
  31
  32 struct copyable
  33 {
  34   copyable() = default;
  35   ~copyable() = default;
  36   copyable(const copyable& c) = default;
  37   copyable& operator=(const copyable&) = default;
  38
  39   void operator()() const
  40   {
  41     functor_was_called = true;
  42   }
  43 };
  44
  45 // same as 6, but function is copyable function object passed by reference
  46 void test07()
  47 {
  48   try
  49     {
  50       copyable c;
  51       copyable& rc = c;
  52       std::thread t(rc);
  53       t.join();
  54       VERIFY( functor_was_called );
  55     }
  56   catch (const std::system_error&)
  57     {
  58       VERIFY( false );
  59     }
  60   catch (...)
  61     {
  62       VERIFY( false );
  63     }
  64 }
  65
  66 int main()
  67 {
  68   test07();
  69   return 0;
  70 }