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42 lines
961 B
C++
42 lines
961 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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// class match_results<BidirectionalIterator, Allocator>
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// void swap(match_results& that);
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#include <regex>
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#include <cassert>
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#include "test_macros.h"
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void
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test()
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{
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std::match_results<const char*> m1;
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const char s[] = "abcdefghijk";
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assert(std::regex_search(s, m1, std::regex("cd((e)fg)hi")));
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std::match_results<const char*> m2;
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std::match_results<const char*> m1_save = m1;
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std::match_results<const char*> m2_save = m2;
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m1.swap(m2);
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assert(m1 == m2_save);
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assert(m2 == m1_save);
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}
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int main(int, char**)
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{
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test();
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return 0;
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}
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