| //===--- LangOptions.h - C Language Family Language Options -----*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by Chris Lattner and is distributed under |
| // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file defines the LangOptions interface. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_CLANG_LANGOPTIONS_H |
| #define LLVM_CLANG_LANGOPTIONS_H |
| |
| namespace clang { |
| |
| /// LangOptions - This class keeps track of the various options that can be |
| /// enabled, which controls the dialect of C that is accepted. |
| struct LangOptions { |
| unsigned Trigraphs : 1; // Trigraphs in source files. |
| unsigned BCPLComment : 1; // BCPL-style // comments. |
| unsigned DollarIdents : 1; // '$' allowed in identifiers. |
| unsigned Digraphs : 1; // When added to C? C99? |
| unsigned HexFloats : 1; // C99 Hexadecimal float constants. |
| unsigned C99 : 1; // C99 Support |
| unsigned Microsoft : 1; // Microsoft extensions. |
| unsigned CPlusPlus : 1; // C++ Support |
| unsigned NoExtensions : 1; // All extensions are disabled, strict mode. |
| unsigned CXXOperatorNames : 1; // Treat C++ operator names as keywords. |
| |
| unsigned ObjC1 : 1; // Objective C 1 support enabled. |
| unsigned ObjC2 : 1; // Objective C 2 support enabled. |
| |
| LangOptions() { |
| Trigraphs = BCPLComment = DollarIdents = Digraphs = ObjC1 = ObjC2 = 0; |
| C99 = Microsoft = CPlusPlus = NoExtensions = CXXOperatorNames = 0; |
| } |
| }; |
| |
| } // end namespace clang |
| |
| #endif |