| 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 | namespace llvm { |
| 13 | namespace opt { |
| 14 | |
| 15 | class Option; |
| 16 | |
| 17 | /// OptSpecifier - Wrapper class for abstracting references to option IDs. |
| 18 | class OptSpecifier { |
| 19 | unsigned ID = 0; |
| 20 | |
| 21 | public: |
| 22 | OptSpecifier() = default; |
| 23 | explicit OptSpecifier(bool) = delete; |
| 24 | /*implicit*/ OptSpecifier(unsigned ID) : ID(ID) {} |
| 25 | /*implicit*/ OptSpecifier(const Option *Opt); |
| 26 | |
| 27 | bool isValid() const { return ID != 0; } |
| 28 | |
| 29 | unsigned getID() const { return ID; } |
| 30 | |
| 31 | bool operator==(OptSpecifier Opt) const { return ID == Opt.getID(); } |
| 32 | bool operator!=(OptSpecifier Opt) const { return !(*this == Opt); } |
| 33 | }; |
| 34 | |
| 35 | } // end namespace opt |
| 36 | } // end namespace llvm |
| 37 | |
| 38 | #endif // LLVM_OPTION_OPTSPECIFIER_H |
| 39 | |