[PATCH] D158293: [NFC][Clang] Fix static code analyzer concern about null value dereference

[Soumi Manna via Phabricator via cfe-commits]

Manna updated this revision to Diff 554762.
Manna marked an inline comment as done.
Manna added a comment.

Thanks @tahonermann for review and feedback. I have added an assert separately 
to tell which predicate failed if a failure occurs in future.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D158293/new/

https://reviews.llvm.org/D158293

Files:
  clang/lib/Lex/PPDirectives.cpp


Index: clang/lib/Lex/PPDirectives.cpp
===================================================================
--- clang/lib/Lex/PPDirectives.cpp
+++ clang/lib/Lex/PPDirectives.cpp
@@ -492,6 +492,7 @@
 
   ++NumSkipped;
   assert(!CurTokenLexer && CurPPLexer && "Lexing a macro, not a file?");
+  assert(CurLexer && "Invalid lexer value");
 
   if (PreambleConditionalStack.reachedEOFWhileSkipping())
     PreambleConditionalStack.clearSkipInfo();



Index: clang/lib/Lex/PPDirectives.cpp
===================================================================
--- clang/lib/Lex/PPDirectives.cpp
+++ clang/lib/Lex/PPDirectives.cpp
@@ -492,6 +492,7 @@
 
   ++NumSkipped;
   assert(!CurTokenLexer && CurPPLexer && "Lexing a macro, not a file?");
+  assert(CurLexer && "Invalid lexer value");
 
   if (PreambleConditionalStack.reachedEOFWhileSkipping())
     PreambleConditionalStack.clearSkipInfo();

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