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

   1 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* alpha*-*-osf* mips-sgi-irix6* } }
   2 // { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* alpha*-*-osf* mips-sgi-irix6* } }
   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 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 2, 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 COPYING.  If not, write to the Free
  23 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  24 // USA.
  25
  26 // As a special exception, you may use this file as part of a free software
  27 // library without restriction.  Specifically, if other files instantiate
  28 // templates or use macros or inline functions from this file, or you compile
  29 // this file and link it with other files to produce an executable, this
  30 // file does not by itself cause the resulting executable to be covered by
  31 // the GNU General Public License.  This exception does not however
  32 // invalidate any other reasons why the executable file might be covered by
  33 // the GNU General Public License.
  34
  35 #include <functional> // std::unary_function, std::ref
  36 #include <thread>
  37 #include <system_error>
  38 #include <testsuite_hooks.h>
  39
  40 struct nonconst : public std::unary_function<std::thread::id&, void>
  41 {
  42   void operator()(std::thread::id& id)
  43   {
  44     id = std::this_thread::get_id();
  45   }
  46 };
  47
  48 void test01()
  49 {
  50   bool test __attribute__((unused)) = true;
  51
  52   try
  53   {
  54     std::thread::id t1_id1;
  55     nonconst c1;
  56     std::thread t1(std::ref(c1), std::ref(t1_id1));
  57     std::thread::id t1_id2 = t1.get_id();
  58     VERIFY( t1.joinable() );
  59     t1.join();
  60     VERIFY( !t1.joinable() );
  61     VERIFY( t1_id1 == t1_id2 );
  62
  63     std::thread::id t2_id1;
  64     nonconst c2;
  65     std::thread t2(c2, std::ref(t2_id1));
  66     std::thread::id t2_id2 = t2.get_id();
  67     VERIFY( t2.joinable() );
  68     t2.join();
  69     VERIFY( !t2.joinable() );
  70     VERIFY( t2_id1 == t2_id2 );
  71   }
  72   catch (const std::system_error&)
  73   {
  74     VERIFY( false );
  75   }
  76   catch (...)
  77   {
  78     VERIFY( false );
  79   }
  80 }
  81
  82 int main()
  83 {
  84   test01();
  85   return 0;
  86 }