This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug c++/70295] [6 Regression] bogus -Wnonnull-compare for "dynamic_cast<const FuSelection *>(this) != nullptr"
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 18 Mar 2016 18:08:39 +0000
- Subject: [Bug c++/70295] [6 Regression] bogus -Wnonnull-compare for "dynamic_cast<const FuSelection *>(this) != nullptr"
- Auto-submitted: auto-generated
- References: <bug-70295-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70295
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Unfortunately that patch regresses the c-c++-common/nonnull-1.c testcase.
The problem is that finish_parenthesized_expr which sets TREE_NO_WARNING on all
expressions. Will see if setting it solely on MODIFY_EXPRs isn't enough.