28 lines
1.0 KiB
C++
28 lines
1.0 KiB
C++
// Copyright (C) 2017-2019 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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// { dg-options "-std=gnu++11" }
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// { dg-do compile }
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#include <regex>
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// Ensure compilation of trivial example still works with C++11.
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// https://gcc.gnu.org/ml/libstdc++/2017-09/msg00040.html
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std::regex r{""};
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std::cmatch m;
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bool b = regex_match("", m, r);
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