1 //===---- ParserPragmas.h - Language specific pragmas -----------*- 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 // This file defines #pragma handlers for language specific pragmas. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_CLANG_PARSE_PARSEPRAGMA_H 15 #define LLVM_CLANG_PARSE_PARSEPRAGMA_H 16 17 #include "clang/Lex/Pragma.h" 18 19 namespace clang { 20 class Sema; 21 class Parser; 22 23 class PragmaAlignHandler : public PragmaHandler { 24 public: 25 explicit PragmaAlignHandler() : PragmaHandler("align") {} 26 27 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 28 Token &FirstToken); 29 }; 30 31 class PragmaGCCVisibilityHandler : public PragmaHandler { 32 public: 33 explicit PragmaGCCVisibilityHandler() : PragmaHandler("visibility") {} 34 35 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 36 Token &FirstToken); 37 }; 38 39 class PragmaOptionsHandler : public PragmaHandler { 40 public: 41 explicit PragmaOptionsHandler() : PragmaHandler("options") {} 42 43 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 44 Token &FirstToken); 45 }; 46 47 class PragmaPackHandler : public PragmaHandler { 48 public: 49 explicit PragmaPackHandler() : PragmaHandler("pack") {} 50 51 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 52 Token &FirstToken); 53 }; 54 55 class PragmaMSStructHandler : public PragmaHandler { 56 public: 57 explicit PragmaMSStructHandler() : PragmaHandler("ms_struct") {} 58 59 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 60 Token &FirstToken); 61 }; 62 63 class PragmaUnusedHandler : public PragmaHandler { 64 public: 65 PragmaUnusedHandler() : PragmaHandler("unused") {} 66 67 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 68 Token &FirstToken); 69 }; 70 71 class PragmaWeakHandler : public PragmaHandler { 72 public: 73 explicit PragmaWeakHandler() : PragmaHandler("weak") {} 74 75 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 76 Token &FirstToken); 77 }; 78 79 class PragmaRedefineExtnameHandler : public PragmaHandler { 80 public: 81 explicit PragmaRedefineExtnameHandler() : PragmaHandler("redefine_extname") {} 82 83 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 84 Token &FirstToken); 85 }; 86 87 class PragmaOpenCLExtensionHandler : public PragmaHandler { 88 public: 89 PragmaOpenCLExtensionHandler() : PragmaHandler("EXTENSION") {} 90 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 91 Token &FirstToken); 92 }; 93 94 95 class PragmaFPContractHandler : public PragmaHandler { 96 public: 97 PragmaFPContractHandler() : PragmaHandler("FP_CONTRACT") {} 98 virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer, 99 Token &FirstToken); 100 }; 101 102 103 } // end namespace clang 104 105 #endif 106
