libstdc++-v3/testsuite/30_threads/future/cons/constexpr.cc

   1 // { dg-do compile { target c++11 } }
   2 // { dg-options "-fno-inline -g0" }
   3 // { dg-require-cstdint "" }
   4 // { dg-require-gthreads "" }
   5 // { dg-final { scan-assembler-not "_ZNSt6futureIvEC2Ev" } }
   6 // { dg-final { scan-assembler-not "_ZNSt6futureIiEC2Ev" } }
   7
   8 // Copyright (C) 2010-2018 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 #include <future>
  26 #include <testsuite_common_types.h>
  27
  28 int main()
  29 {
  30   __gnu_test::constexpr_default_constructible test; //not literal
  31   test.operator()<std::future<int>>();
  32   test.operator()<std::future<void>>();
  33   return 0;
  34 }