libstdc++-v3/testsuite/20_util/function_objects/mem_fn/refqual.cc

   1 // Copyright (C) 2014-2016 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-options "-std=gnu++11" }
  19 // { dg-do compile }
  20
  21 #include <functional>
  22
  23 struct Foo
  24 {
  25   void r()&& { }
  26   int l() const& { return 0; }
  27   void lv(int, ...)& { }
  28 };
  29
  30 void test01()
  31 {
  32   Foo f;
  33   int i = std::mem_fn(&Foo::l)( f );
  34   std::mem_fn(&Foo::r)( std::move(f) );
  35   std::mem_fn(&Foo::lv)( f, 1, 2, 3 );
  36 }