This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug middle-end/81801] [PATCH] Difference of two pointers generates signed overflow
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 14 Aug 2017 14:07:54 +0000
- Subject: [Bug middle-end/81801] [PATCH] Difference of two pointers generates signed overflow
- Auto-submitted: auto-generated
- References: <bug-81801-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81801
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jakub at gcc dot gnu.org,
| |rguenth at gcc dot gnu.org
Component|target |middle-end
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Jakub ended up running into this as well with pointer sanitizing I think. And
Marc prototyped POINTER_MINUS_EXPR -- I hope we can leaverage that for GCC 8.