1 //===--- LangStandard.h -----------------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef LLVM_CLANG_FRONTEND_LANGSTANDARD_H
11 #define LLVM_CLANG_FRONTEND_LANGSTANDARD_H
13 #include "clang/Basic/LLVM.h"
14 #include "clang/Frontend/FrontendOptions.h"
15 #include "llvm/ADT/StringRef.h"
22 LineComment = (1 << 0),
27 CPlusPlus11 = (1 << 5),
28 CPlusPlus14 = (1 << 6),
29 CPlusPlus17 = (1 << 7),
30 CPlusPlus2a = (1 << 8),
34 ImplicitInt = (1 << 12),
40 /// LangStandard - Information about the properties of a particular language
44 #define LANGSTANDARD(id, name, lang, desc, features) \
46 #include "clang/Frontend/LangStandards.def"
50 const char *ShortName;
51 const char *Description;
53 InputKind::Language Language;
56 /// getName - Get the name of this standard.
57 const char *getName() const { return ShortName; }
59 /// getDescription - Get the description of this standard.
60 const char *getDescription() const { return Description; }
62 /// Get the language that this standard describes.
63 InputKind::Language getLanguage() const { return Language; }
65 /// Language supports '//' comments.
66 bool hasLineComments() const { return Flags & frontend::LineComment; }
68 /// isC99 - Language is a superset of C99.
69 bool isC99() const { return Flags & frontend::C99; }
71 /// isC11 - Language is a superset of C11.
72 bool isC11() const { return Flags & frontend::C11; }
74 /// isC17 - Language is a superset of C17.
75 bool isC17() const { return Flags & frontend::C17; }
77 /// isCPlusPlus - Language is a C++ variant.
78 bool isCPlusPlus() const { return Flags & frontend::CPlusPlus; }
80 /// isCPlusPlus11 - Language is a C++11 variant (or later).
81 bool isCPlusPlus11() const { return Flags & frontend::CPlusPlus11; }
83 /// isCPlusPlus14 - Language is a C++14 variant (or later).
84 bool isCPlusPlus14() const { return Flags & frontend::CPlusPlus14; }
86 /// isCPlusPlus17 - Language is a C++17 variant (or later).
87 bool isCPlusPlus17() const { return Flags & frontend::CPlusPlus17; }
89 /// isCPlusPlus2a - Language is a post-C++17 variant (or later).
90 bool isCPlusPlus2a() const { return Flags & frontend::CPlusPlus2a; }
93 /// hasDigraphs - Language supports digraphs.
94 bool hasDigraphs() const { return Flags & frontend::Digraphs; }
96 /// isGNUMode - Language includes GNU extensions.
97 bool isGNUMode() const { return Flags & frontend::GNUMode; }
99 /// hasHexFloats - Language supports hexadecimal float constants.
100 bool hasHexFloats() const { return Flags & frontend::HexFloat; }
102 /// hasImplicitInt - Language allows variables to be typed as int implicitly.
103 bool hasImplicitInt() const { return Flags & frontend::ImplicitInt; }
105 /// isOpenCL - Language is a OpenCL variant.
106 bool isOpenCL() const { return Flags & frontend::OpenCL; }
108 static const LangStandard &getLangStandardForKind(Kind K);
109 static const LangStandard *getLangStandardForName(StringRef Name);
112 } // end namespace clang