diff options
Diffstat (limited to 'include/clang/Lex/Preprocessor.h')
| -rw-r--r-- | include/clang/Lex/Preprocessor.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/clang/Lex/Preprocessor.h b/include/clang/Lex/Preprocessor.h index 1ee4bb6351..380f788d22 100644 --- a/include/clang/Lex/Preprocessor.h +++ b/include/clang/Lex/Preprocessor.h @@ -134,6 +134,12 @@ class Preprocessor { /// \brief The file that we're performing code-completion for, if any. const FileEntry *CodeCompletionFile; + /// \brief The number of bytes that we will initially skip when entering the + /// main file, which is used when loading a precompiled preamble, along + /// with a flag that indicates whether skipping this number of bytes will + /// place the lexer at the start of a line. + std::pair<unsigned, bool> SkipMainFilePreamble; + /// CurLexer - This is the current top of the stack that we're lexing from if /// not expanding a macro and we are lexing directly from source code. /// Only one of CurLexer, CurPTHLexer, or CurTokenLexer will be non-null. @@ -556,6 +562,18 @@ public: /// for which we are performing code completion. bool isCodeCompletionFile(SourceLocation FileLoc) const; + /// \brief Instruct the preprocessor to skip part of the main + /// the main source file. + /// + /// \brief Bytes The number of bytes in the preamble to skip. + /// + /// \brief StartOfLine Whether skipping these bytes puts the lexer at the + /// start of a line. + void setSkipMainFilePreamble(unsigned Bytes, bool StartOfLine) { + SkipMainFilePreamble.first = Bytes; + SkipMainFilePreamble.second = StartOfLine; + } + /// Diag - Forwarding function for diagnostics. This emits a diagnostic at /// the specified Token's location, translating the token's start /// position in the current buffer into a SourcePosition object for rendering. |