mirror of git://gcc.gnu.org/git/gcc.git
84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
// { dg-options "-std=gnu++14" }
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// { dg-do run }
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// Copyright (C) 2014 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <experimental/any>
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#include <testsuite_allocator.h>
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using std::experimental::any;
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using __gnu_test::CustomPointerAlloc;
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using __gnu_test::tracker_allocator;
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using __gnu_test::tracker_allocator_counter;
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struct NotSmall { char c[64]; };
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bool test [[gnu::unused]] = true;
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void test01()
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{
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CustomPointerAlloc<int> alloc;
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any x(std::allocator_arg, alloc, 1);
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VERIFY( !x.empty() );
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any y(std::allocator_arg, alloc, std::move(x));
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VERIFY( x.empty() );
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VERIFY( !y.empty() );
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}
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void test02()
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{
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tracker_allocator<int> alloc;
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any x(std::allocator_arg, alloc, 1);
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auto allocated = tracker_allocator_counter::get_allocation_count();
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VERIFY( allocated == 0 ); // no allocation for small object
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any y(std::allocator_arg, alloc, std::move(x));
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VERIFY( tracker_allocator_counter::get_allocation_count() == 0 );
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y = {};
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VERIFY( tracker_allocator_counter::get_deallocation_count() == 0 );
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}
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void test03()
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{
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tracker_allocator<int> alloc;
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any x(std::allocator_arg, alloc, NotSmall{});
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auto allocated = tracker_allocator_counter::get_allocation_count();
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__builtin_printf("ALLOCATED %lu\n", (unsigned long)allocated);
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VERIFY( allocated >= sizeof(NotSmall) );
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any y(std::allocator_arg, alloc, std::move(x));
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VERIFY( tracker_allocator_counter::get_allocation_count() == allocated );
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y = {};
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VERIFY( tracker_allocator_counter::get_deallocation_count() == allocated );
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}
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int main()
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{
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test01();
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test02();
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test03();
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}
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