cxx/test/re/re.syn/smatch.pass.cpp

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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// typedef match_results<string::const_iterator> smatch;
#include <regex>
#include <type_traits>
int main()
{
static_assert((std::is_same<std::match_results<std::string::const_iterator>, std::smatch>::value), "");
}