llvm/llvm/include/llvm/Support/Regex.h

//===-- Regex.h - Regular Expression matcher implementation -*- C++ -*-----===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements a POSIX regular expression matcher.  Both Basic and
// Extended POSIX regular expressions (ERE) are supported.  EREs were extended
// to support backreferences in matches.
// This implementation also supports matching strings with embedded NUL chars.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_SUPPORT_REGEX_H
#define LLVM_SUPPORT_REGEX_H

#include "llvm/ADT/BitmaskEnum.h"
#include <string>

struct llvm_regex;

namespace llvm {
  class StringRef;
  template<typename T> class SmallVectorImpl;

  class Regex { … };
}

#endif // LLVM_SUPPORT_REGEX_H