81   BufferStart = BufStart;  in InitLexer()
92   if (BufferStart == BufferPtr) {  in InitLexer()
94     StringRef Buf(BufferStart, BufferEnd - BufferStart);  in InitLexer()
1054 bool Lexer::isNewLineEscaped(const char *BufferStart, const char *Str) {  in isNewLineEscaped()  argument
1056   if (Str - 1 < BufferStart)  in isNewLineEscaped()
1061     if (Str - 2 < BufferStart)  in isNewLineEscaped()
1068   while (Str > BufferStart && isHorizontalWhitespace(*Str))  in isNewLineEscaped()
1131   assert(Loc >= BufferStart && Loc <= BufferEnd &&  in getSourceLocation()
1136   unsigned CharNo = Loc-BufferStart;  in getSourceLocation()
1424   BufferPtr = BufferStart + Offset;  in SetByteOffset()
2123       FileLoc.getLocWithOffset(StartOfFilename - BufferStart),  in codeCompleteIncludedFile()
2124       FileLoc.getLocWithOffset(CompletionPoint - BufferStart));  in codeCompleteIncludedFile()
2782   if (CurPtr != BufferStart && (CurPtr[-1] != '\n' && CurPtr[-1] != '\r')) {  in LexEndOfFile()
2873   if (CurPtr != BufferStart &&  in IsStartOfConflictMarker()
2917   if (CurPtr != BufferStart &&  in HandleEndOfConflictMarker()
2985     SourceLocation Loc = FileLoc.getLocWithOffset(CurPtr-BufferStart);  in isCodeCompletionPoint()