libstdc++-v3/testsuite/30_threads/thread/cons/moveable.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) 2009-2015 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 <utility>
  28 #include <testsuite_hooks.h>
  29
  30 struct moveable
  31 {
  32   moveable() = default;
  33   ~moveable() = default;
  34   moveable(const moveable& c) = delete;
  35   moveable& operator=(const moveable&) = delete;
  36   moveable(moveable&&) { }
  37
  38   void operator()() const { }
  39 };
  40
  41
  42 void test01()
  43 {
  44   bool test __attribute__((unused)) = true;
  45
  46   moveable m;
  47   std::thread b(std::move(m));
  48   std::thread::id id_initial = b.get_id();
  49   VERIFY( b.joinable() );
  50   VERIFY( id_initial != std::thread::id() );
  51
  52   // copy move construct
  53   // copied new thread old id, original thread default id
  54   std::thread c(std::move(b));
  55   VERIFY( c.joinable() );
  56   VERIFY( c.get_id() == id_initial );
  57   VERIFY( !b.joinable() );
  58   VERIFY( b.get_id() == std::thread::id() );
  59
  60   // copy move assign
  61   std::thread d;
  62   VERIFY( !d.joinable() );
  63   VERIFY( d.get_id() == std::thread::id() );
  64   d = std::move(c);
  65   VERIFY( d.joinable() );
  66   VERIFY( d.get_id() == id_initial );
  67   VERIFY( !c.joinable() );
  68   VERIFY( c.get_id() == std::thread::id() );
  69
  70   d.join();
  71 }
  72
  73 int main(void)
  74 {
  75   test01();
  76   return 0;
  77 }