#3367: revert rev. 65539: this change causes test_parser to fail
diff --git a/Parser/tokenizer.c b/Parser/tokenizer.c
index 73ff92a..1d0a4aa 100644
--- a/Parser/tokenizer.c
+++ b/Parser/tokenizer.c
@@ -1117,7 +1117,7 @@
 	register int c;
 	int blankline;
 
-	tok->line_start = *p_start = *p_end = NULL;
+	*p_start = *p_end = NULL;
   nextline:
 	tok->start = NULL;
 	blankline = 0;