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1 // { dg-options "-std=gnu++2a" }
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2 // { dg-do run { target c++2a } }
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3 // Copyright (C) 2020 Free Software Foundation, Inc.
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4 //
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5 // This file is part of the GNU ISO C++ Library. This library is free
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6 // software; you can redistribute it and/or modify it under the
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7 // terms of the GNU General Public License as published by the
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8 // Free Software Foundation; either version 3, or (at your option)
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9 // any later version.
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10 //
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11 // This library is distributed in the hope that it will be useful,
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12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 // GNU General Public License for more details.
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15 //
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16 // You should have received a copy of the GNU General Public License along
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17 // with this library; see the file COPYING3. If not see
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18 // <http://www.gnu.org/licenses/>.
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19
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20 #include <memory>
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21 #include <testsuite_hooks.h>
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22
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23 struct aggressive_aggregate
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24 {
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25 int a;
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26 int b;
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27 };
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28
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29 void test01()
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30 {
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31 aggressive_aggregate x;
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32 std::allocator<aggressive_aggregate> a;
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33 using traits = std::allocator_traits<std::allocator<aggressive_aggregate>>;
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34 traits::destroy(a, &x);
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35 traits::construct(a, &x, 1, 2);
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36 VERIFY(x.a == 1);
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37 VERIFY(x.b == 2);
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38 traits::destroy(a, &x);
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39 traits::construct(a, &x, 1);
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40 VERIFY(x.a == 1);
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41 VERIFY(x.b == 0);
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42 traits::destroy(a, &x);
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43 traits::construct(a, &x);
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44 VERIFY(x.a == 0);
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45 VERIFY(x.b == 0);
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46 }
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47
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48 int main()
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49 {
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50 test01();
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51 }
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