1 //===- OptSpecifier.h - Option Specifiers -----------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_OPTION_OPTSPECIFIER_H 10 #define LLVM_OPTION_OPTSPECIFIER_H 11 12 #include "llvm/Support/Compiler.h" 13 14 namespace llvm { 15 namespace opt { 16 17 class Option; 18 19 /// OptSpecifier - Wrapper class for abstracting references to option IDs. 20 class OptSpecifier { 21 unsigned ID = 0; 22 23 public: 24 OptSpecifier() = default; 25 explicit OptSpecifier(bool) = delete; OptSpecifier(unsigned ID)26 /*implicit*/ OptSpecifier(unsigned ID) : ID(ID) {} 27 /*implicit*/ LLVM_ABI OptSpecifier(const Option *Opt); 28 isValid()29 bool isValid() const { return ID != 0; } 30 getID()31 unsigned getID() const { return ID; } 32 33 bool operator==(OptSpecifier Opt) const { return ID == Opt.getID(); } 34 bool operator!=(OptSpecifier Opt) const { return !(*this == Opt); } 35 }; 36 37 } // end namespace opt 38 } // end namespace llvm 39 40 #endif // LLVM_OPTION_OPTSPECIFIER_H 41