From 8fa3078cfe8b25fe8450e7d31dc5500b5888b95e Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Fri, 11 Apr 2008 16:20:41 +0000 Subject: [PATCH] don't read off the front of the buffer. Thanks to Sam for pointing this out. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49535 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Lex/Lexer.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Lex/Lexer.cpp b/lib/Lex/Lexer.cpp index 98bbb38630..e3daf31267 100644 --- a/lib/Lex/Lexer.cpp +++ b/lib/Lex/Lexer.cpp @@ -1142,7 +1142,7 @@ bool Lexer::LexEndOfFile(Token &Result, const char *CurPtr) { } // If the file was empty or didn't end in a newline, issue a pedwarn. - if (CurPtr[-1] != '\n' && CurPtr[-1] != '\r') + if (CurPtr == BufferStart || (CurPtr[-1] != '\n' && CurPtr[-1] != '\r')) Diag(BufferEnd, diag::ext_no_newline_eof); BufferPtr = CurPtr; -- 2.50.1