fix rdar://6816766 - Crash with function-like macro test at end of directive.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69964 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/Lexer.cpp b/lib/Lex/Lexer.cpp
index 4d6450b..fff6f10 100644
--- a/lib/Lex/Lexer.cpp
+++ b/lib/Lex/Lexer.cpp
@@ -1276,6 +1276,7 @@
// Save state that can be changed while lexing so that we can restore it.
const char *TmpBufferPtr = BufferPtr;
+ bool inPPDirectiveMode = ParsingPreprocessorDirective;
Token Tok;
Tok.startToken();
@@ -1283,6 +1284,7 @@
// Restore state that may have changed.
BufferPtr = TmpBufferPtr;
+ ParsingPreprocessorDirective = inPPDirectiveMode;
// Restore the lexer back to non-skipping mode.
LexingRawMode = false;