Mercurial > hg > CbC > CbC_gcc
view libstdc++-v3/testsuite/19_diagnostics/error_code/hash.cc @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
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// Copyright (C) 2019-2020 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/>. // { dg-do run { target c++11 } } #include <system_error> #include <testsuite_hooks.h> struct error_cat : std::error_category { error_cat(std::string s) : _name(s) { } std::string _name; const char* name() const noexcept override { return _name.c_str(); } std::string message(int) const override { return "error"; } }; void test01() { std::hash<std::error_code> h; error_cat kitty("kitty"), moggy("moggy"); std::error_code cond1(99, kitty); VERIFY( h(cond1) == h(cond1) ); std::error_code cond2(99, kitty); VERIFY( h(cond1) == h(cond2) ); std::error_code cond3(88, kitty); VERIFY( h(cond1) != h(cond3) ); std::error_code cond4(99, moggy); VERIFY( h(cond1) != h(cond4) ); } int main() { test01(); }