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31 lines
832 B
C++
31 lines
832 B
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <regex>
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// template <class charT, class traits = regex_traits<charT>> class basic_regex;
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// void swap(basic_regex& e);
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#include <regex>
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#include <cassert>
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#include "test_macros.h"
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int main(int, char**)
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{
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std::regex r1("(a([bc]))");
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std::regex r2;
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r2.swap(r1);
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assert(r1.flags() == std::regex::ECMAScript);
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assert(r1.mark_count() == 0);
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assert(r2.flags() == std::regex::ECMAScript);
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assert(r2.mark_count() == 2);
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return 0;
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}
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