libstdc++-v3/testsuite/20_util/function/48541.cc

   1 // { dg-options "-std=gnu++0x" }
   2 // { dg-do compile }
   3 // Copyright (C) 2011 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 // libstdc++/48451
  21
  22 #include <functional>
  23
  24 struct X {
  25   void operator () () const { }
  26   float operator & () const { return 1.2345; }
  27 };
  28
  29 void test01()
  30 {
  31   X x;
  32   std::function<void()> f(x);
  33   f();
  34 }
  35
  36 int main()
  37 {
  38   test01();
  39   return 0;
  40 }