a90c6dd460
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@224658 91177308-0d34-0410-b5e6-96231b3b80d8
30 lines
863 B
C++
30 lines
863 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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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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// template <class charT, class traits>
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// void swap(basic_regex<charT, traits>& lhs, basic_regex<charT, traits>& rhs);
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#include <regex>
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#include <cassert>
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int main()
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{
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std::regex r1("(a([bc]))");
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std::regex r2;
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swap(r2, 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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}
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