forked from OSchip/llvm-project
38 lines
1.1 KiB
C++
38 lines
1.1 KiB
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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// XFAIL: libcpp-no-exceptions
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// <regex>
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// template <class charT, class traits = regex_traits<charT>> class basic_regex;
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// basic_regex& assign(const basic_regex& 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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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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r2.assign(r1);
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assert(r2.flags() == std::regex::ECMAScript);
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assert(r2.mark_count() == 2);
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assert(std::regex_search("ab", r2));
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bool caught = false;
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try { r2.assign("(def", std::regex::extended); }
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catch(std::regex_error &) { caught = true; }
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assert(caught);
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assert(r2.flags() == std::regex::ECMAScript);
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assert(r2.mark_count() == 2);
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assert(std::regex_search("ab", r2));
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}
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