r203800 - Remove an unnecessary check for FormatTok not being null.

[Alexander Kornienko]

Author: alexfh
Date: Thu Mar 13 08:59:48 2014
New Revision: 203800

URL: http://llvm.org/viewvc/llvm-project?rev=203800&view=rev
Log:
Remove an unnecessary check for FormatTok not being null.

Summary:
This check hints clang analyzer, that FormatTok may be null, and it
reports a null pointer dereference error:
http://buildd-clang.debian.net/scan-build/report-827c64.html#Path28

Reviewers: djasper

Reviewed By: djasper

CC: cfe-commits, klimek

Differential Revision: http://llvm-reviews.chandlerc.com/D3040

Modified:
    cfe/trunk/lib/Format/UnwrappedLineParser.cpp

Modified: cfe/trunk/lib/Format/UnwrappedLineParser.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Format/UnwrappedLineParser.cpp?rev=203800&r1=203799&r2=203800&view=diff
==============================================================================
--- cfe/trunk/lib/Format/UnwrappedLineParser.cpp (original)
+++ cfe/trunk/lib/Format/UnwrappedLineParser.cpp Thu Mar 13 08:59:48 2014
@@ -770,7 +770,7 @@ bool UnwrappedLineParser::tryToParseLamb
   if (!tryToParseLambdaIntroducer())
     return false;
 
-  while (FormatTok && FormatTok->isNot(tok::l_brace)) {
+  while (FormatTok->isNot(tok::l_brace)) {
     if (FormatTok->isSimpleTypeSpecifier()) {
       nextToken();
       continue;
@@ -1369,6 +1369,7 @@ void UnwrappedLineParser::readToken() {
   bool CommentsInCurrentLine = true;
   do {
     FormatTok = Tokens->getNextToken();
+    assert(FormatTok);
     while (!Line->InPPDirective && FormatTok->Tok.is(tok::hash) &&
            (FormatTok->HasUnescapedNewline || FormatTok->IsFirst)) {
       // If there is an unfinished unwrapped line, we flush the preprocessor