From: Ted Kremenek <kremenek@apple.com>
Date: Fri, 29 Jan 2010 19:38:24 +0000 (+0000)
Subject: Fix subtle bug in Preprocessor::AdvanceToTokenCharacter(): use '+=' instead of '='.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c0178e9cf47dd8300616b955dd820342cf339e4c;p=clang

Fix subtle bug in Preprocessor::AdvanceToTokenCharacter(): use '+=' instead of '='.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@94830 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Lex/Preprocessor.cpp b/lib/Lex/Preprocessor.cpp
index 5689baaac6..df0e702ab4 100644
--- a/lib/Lex/Preprocessor.cpp
+++ b/lib/Lex/Preprocessor.cpp
@@ -424,7 +424,7 @@ SourceLocation Preprocessor::AdvanceToTokenCharacter(SourceLocation TokStart,
   // advanced by 3 should return the location of b, not of \\.  One compounding
   // detail of this is that the escape may be made by a trigraph.
   if (!Lexer::isObviouslySimpleCharacter(*TokPtr))
-    PhysOffset = Lexer::SkipEscapedNewLines(TokPtr)-TokPtr;
+    PhysOffset += Lexer::SkipEscapedNewLines(TokPtr)-TokPtr;
 
   return TokStart.getFileLocWithOffset(PhysOffset);
 }