Mercurial > hg > CbC > CbC_gcc
view libstdc++-v3/testsuite/20_util/temporary_buffer.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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// 2002-01-24 Phil Edwards <pme@gcc.gnu.org> // Copyright (C) 2002-2020 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/>. // 20.4.3 temporary buffers #include <memory> #include <testsuite_hooks.h> struct junk { char j[12]; }; int main(void) { typedef std::pair<junk*, std::ptrdiff_t> pair_type; pair_type results = std::get_temporary_buffer<junk>(5); if (results.second != 0) { // make sure it works: test the returned capacity, and then construct // some junk in the buffer. // XXX VERIFY( results.first != 0 ); } else { // if it says it didn't work, make sure it didn't work VERIFY( results.first == 0 ); } std::return_temporary_buffer(results.first); return 0; }