libstdc++-v3/testsuite/20_util/bind/45924.cc

   1 // { dg-do compile { target c++11 } }
   2
   3 // Copyright (C) 2010-2024 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 #include <functional>
  21
  22 // PR libstdc++/45924
  23
  24 struct f
  25 {
  26   int operator()(int, int) const { return 0; }
  27 };
  28
  29 void test01()
  30 {
  31   int i = 0;
  32   using namespace std::placeholders;
  33   auto b = std::bind<int>(f(), _1, _2);
  34   auto const bc(b);
  35   b(i, i);
  36   bc(i, i);
  37 }
  38
  39 int main()
  40 {
  41   test01();
  42   return 0;
  43 }
  44