This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug c++/71182] [6/7 Regression] parser.c cp_lexer_previous_token sanitizer detects member call on null pointer
- From: "trippels at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 30 Nov 2016 09:13:25 +0000
- Subject: [Bug c++/71182] [6/7 Regression] parser.c cp_lexer_previous_token sanitizer detects member call on null pointer
- Auto-submitted: auto-generated
- References: <bug-71182-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71182
--- Comment #2 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
760 static inline cp_token *
761 cp_lexer_previous_token (cp_lexer *lexer)
762 {
763 cp_token_position tp = cp_lexer_previous_token_position (lexer);
764
765 /* Skip past purged tokens. */
766 while (tp->purged_p)
767 {
768 gcc_assert (tp != lexer->buffer->address ());
769 tp--;
770 }
771
772 return cp_lexer_token_at (lexer, tp);
773 }