URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [testsuite/] [20_util/] [function/] [6.cc] - Rev 424
Go to most recent revision | Compare with Previous | Blame | View Log
// { dg-options "-std=gnu++0x" } // 2005-01-15 Douglas Gregor <dgregor@cs.indiana.edu> // // Copyright (C) 2005, 2009 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 // <http://www.gnu.org/licenses/>. // 20.7.15 polymorphic function object wrapper #include <functional> #include <testsuite_hooks.h> using namespace __gnu_test; bool test __attribute__((unused)) = true; struct secret {}; struct noncopyable_function_object_type { noncopyable_function_object_type(secret) {} int operator()() const { return 42; } int operator()() { return 17; } private: noncopyable_function_object_type(); noncopyable_function_object_type(const noncopyable_function_object_type&); void operator=(const noncopyable_function_object_type&); }; // Put reference_wrappers into function<> wrappers void test06() { using std::function; using std::ref; using std::cref; secret password; noncopyable_function_object_type x(password); function<int()> f(ref(x)); VERIFY( f ); VERIFY( f() == 17 ); VERIFY( f.target_type() == typeid(noncopyable_function_object_type) ); VERIFY( f.target<noncopyable_function_object_type>() == &x ); function<int()> g = f; VERIFY( g ); VERIFY( g() == 17 ); VERIFY( g.target_type() == typeid(noncopyable_function_object_type) ); VERIFY( g.target<noncopyable_function_object_type>() == &x ); function<int()> h = cref(x); VERIFY( h ); VERIFY( h() == 42 ); VERIFY( h.target_type() == typeid(noncopyable_function_object_type) ); VERIFY( h.target<const noncopyable_function_object_type>() == &x ); VERIFY( h.target<const noncopyable_function_object_type>() == &x ); const function<int()>& hc = h; VERIFY( h.target<noncopyable_function_object_type>() == 0 ); VERIFY( hc.target<noncopyable_function_object_type>() == &x ); } int main() { test06(); return 0; }
Go to most recent revision | Compare with Previous | Blame | View Log