// { dg-do run { target c++11 } } // 2005-01-15 Douglas Gregor // // Copyright (C) 2005-2017 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // . // 20.7.15 polymorphic function object wrapper #include #include #include using namespace __gnu_test; // Put function objects into a void-returning function<> wrapper void test09() { using std::function; using std::ref; using std::cref; int (X::*X_foo_c)() const = &X::foo_c; function f(&X::bar); f = &X::foo; f = ref(X_foo_c); f = cref(X_foo_c); function g = &truncate_float; g = do_truncate_float_t(); } int main() { test09(); VERIFY( do_truncate_double_t::live_objects == 0 ); VERIFY( do_truncate_float_t::live_objects == 0 ); return 0; }