Mercurial > hg > CbC > CbC_gcc
view libstdc++-v3/testsuite/20_util/integer_comparisons/in_range.cc @ 152:2b5abeee2509
update gcc11
author | anatofuz |
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date | Mon, 25 May 2020 07:50:57 +0900 |
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// Copyright (C) 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-options "-std=gnu++2a" } // { dg-do run { target c++2a } } #include <utility> #include <limits> #include <testsuite_hooks.h> void test01() { unsigned int u = std::numeric_limits<unsigned int>::max(); VERIFY( std::in_range<unsigned int>(u) ); VERIFY( !std::in_range<int>(u) ); int s = -1; VERIFY( !std::in_range<unsigned int>(s) ); s = std::numeric_limits<int>::max(); VERIFY( std::in_range<unsigned int>(s) ); } constexpr bool test02() { unsigned int u = std::numeric_limits<unsigned int>::max(); if (std::in_range<int>(u)) throw 1; int s = -1; if (std::in_range<unsigned>(s)) throw 2; s = std::numeric_limits<int>::max(); if (!std::in_range<unsigned>(s)) throw 3; return true; } void test03() { short ss = -1; VERIFY( std::in_range<int>(ss) ); VERIFY( !std::in_range<unsigned>(ss) ); int s = -1; VERIFY( std::in_range<short>(s) ); VERIFY( !std::in_range<unsigned>(s) ); VERIFY( !std::in_range<unsigned long>(s) ); VERIFY( std::in_range<long>(s) ); s = std::numeric_limits<short>::min() - 1; VERIFY( !std::in_range<short>(s) ); unsigned int u = (unsigned int) -1; VERIFY( !std::in_range<int>(u) ); VERIFY( !std::in_range<unsigned short>(u) ); unsigned long ul = (unsigned long) -1; VERIFY( !std::in_range<unsigned short>(ul) ); VERIFY( std::in_range<unsigned long long>(ul) ); } int main() { test01(); static_assert( test02() ); test03(); }