Fix assertion for raw lexer.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@43091 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 1 insertions, 1 deletions

diff --git a/include/clang/Lex/Lexer.h b/include/clang/Lex/Lexer.h
index eda50382ad..10ffbb98dc 100644
--- a/include/clang/Lex/Lexer.h
+++ b/include/clang/Lex/Lexer.h
@@ -145,7 +145,7 @@ public:
   /// switch it back.  Return true if the 'next character to read' pointer
   /// points and the end of the lexer buffer, false otherwise.
   bool LexRawToken(Token &Result) {
-    assert(!LexingRawMode && "Already in raw mode!");
+    assert(!(PP && LexingRawMode) && "Already in raw mode!");
     LexingRawMode = true;
     Lex(Result);
     LexingRawMode = PP == 0;