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//===- OptSpecifier.h - Option Specifiers -----------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_OPTION_OPTSPECIFIER_H
#define LLVM_OPTION_OPTSPECIFIER_H
namespace llvm {
namespace opt {
class Option;
/// OptSpecifier - Wrapper class for abstracting references to option IDs.
class OptSpecifier {
unsigned ID = 0;
public:
OptSpecifier() = default;
explicit OptSpecifier(bool) = delete;
/*implicit*/ OptSpecifier(unsigned ID) : ID(ID) {}
/*implicit*/ OptSpecifier(const Option *Opt);
bool isValid() const { return ID != 0; }
unsigned getID() const { return ID; }
bool operator==(OptSpecifier Opt) const { return ID == Opt.getID(); }
bool operator!=(OptSpecifier Opt) const { return !(*this == Opt); }
};
} // end namespace opt
} // end namespace llvm
#endif // LLVM_OPTION_OPTSPECIFIER_H
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