LLVM  10.0.0svn
OptSpecifier.h
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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
This class represents lattice values for constants.
Definition: AllocatorList.h:23
unsigned getID() const
Definition: OptSpecifier.h:29
bool operator==(OptSpecifier Opt) const
Definition: OptSpecifier.h:31
Option - Abstract representation for a single form of driver argument.
Definition: Option.h:51
OptSpecifier(unsigned ID)
Definition: OptSpecifier.h:24
OptSpecifier - Wrapper class for abstracting references to option IDs.
Definition: OptSpecifier.h:18
hexagon cext opt
bool operator!=(OptSpecifier Opt) const
Definition: OptSpecifier.h:32