From 67116083e70ad44799808c7472d9cd9e7e21d4d5 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Fri, 13 Feb 2009 23:06:48 +0000
Subject: [PATCH] add an assertion from Alexei Svitkine!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@64503 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Lex/PPLexerChange.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/Lex/PPLexerChange.cpp b/lib/Lex/PPLexerChange.cpp
index 244281fde6..ec3447a5af 100644
--- a/lib/Lex/PPLexerChange.cpp
+++ b/lib/Lex/PPLexerChange.cpp
@@ -227,8 +227,8 @@ bool Preprocessor::HandleEndOfFile(Token &Result, bool isEndOfMacro) {
     
     // We're done with the #included file.
     CurLexer.reset();
-  }
-  else {
+  } else {
+    assert(CurPTHLexer && "Got EOF but no current lexer set!");
     CurPTHLexer->getEOF(Result);
     CurPTHLexer.reset();
   }
-- 
2.40.0