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 | |