1 //===--- OptSpecifier.h - Option Specifiers ---------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef LLVM_OPTION_OPTSPECIFIER_H 11 #define LLVM_OPTION_OPTSPECIFIER_H 12 13 #include "llvm/Support/Compiler.h" 14 15 namespace llvm { 16 namespace opt { 17 class Option; 18 19 /// OptSpecifier - Wrapper class for abstracting references to option IDs. 20 class OptSpecifier { 21 unsigned ID; 22 23 private: 24 explicit OptSpecifier(bool) LLVM_DELETED_FUNCTION; 25 26 public: 27 OptSpecifier() : ID(0) {} 28 /*implicit*/ OptSpecifier(unsigned _ID) : ID(_ID) {} 29 /*implicit*/ OptSpecifier(const Option *Opt); 30 31 bool isValid() const { return ID != 0; } 32 33 unsigned getID() const { return ID; } 34 35 bool operator==(OptSpecifier Opt) const { return ID == Opt.getID(); } 36 bool operator!=(OptSpecifier Opt) const { return !(*this == Opt); } 37 }; 38 } 39 } 40 41 #endif 42
