Mercurial > hg > CbC > CbC_gcc
view libstdc++-v3/testsuite/20_util/uses_allocator/92878_92947.cc @ 152:2b5abeee2509
update gcc11
author | anatofuz |
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date | Mon, 25 May 2020 07:50:57 +0900 |
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// { dg-options "-std=gnu++2a" } // { dg-do run { target c++2a } } // 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/>. #include <memory> #include <testsuite_hooks.h> struct aggressive_aggregate { int a; int b; }; void test_make_obj_using_allocator() { std::allocator<aggressive_aggregate> a; auto x = std::make_obj_using_allocator<aggressive_aggregate>(a, 1, 2); VERIFY(x.a == 1); VERIFY(x.b == 2); x = std::make_obj_using_allocator<aggressive_aggregate>(a, 1); VERIFY(x.a == 1); VERIFY(x.b == 0); x = std::make_obj_using_allocator<aggressive_aggregate>(a); VERIFY(x.a == 0); VERIFY(x.b == 0); } void test_uninitialized_construct_using_allocator() { std::allocator<aggressive_aggregate> a; aggressive_aggregate x; std::destroy_at(&x); std::uninitialized_construct_using_allocator(&x, a, 1, 2); VERIFY(x.a == 1); VERIFY(x.b == 2); std::destroy_at(&x); std::uninitialized_construct_using_allocator(&x, a, 1); VERIFY(x.a == 1); VERIFY(x.b == 0); std::destroy_at(&x); std::uninitialized_construct_using_allocator(&x, a); VERIFY(x.a == 0); VERIFY(x.b == 0); } int main() { test_make_obj_using_allocator(); test_uninitialized_construct_using_allocator(); }