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From: "mikael at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/109695] [14 Regression] crash in gimple_ranger::range_of_expr
Date: Wed, 03 May 2023 08:02:02 +0000 [thread overview]
Message-ID: <bug-109695-4-WsjeId2BCH@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-109695-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109695
Mikael Morin <mikael at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |mikael at gcc dot gnu.org
--- Comment #8 from Mikael Morin <mikael at gcc dot gnu.org> ---
(In reply to Andrew Macleod from comment #7)
>
> diff --git a/gcc/gimple-range.cc b/gcc/gimple-range.cc
> index 49e9d6b4de6..74afaaf2989 100644
> --- a/gcc/gimple-range.cc
> +++ b/gcc/gimple-range.cc
> @@ -394,7 +394,9 @@ gimple_ranger::prefill_stmt_dependencies (tree ssa)
> Value_Range tmp (TREE_TYPE (name));
> m_cache.get_global_range (tmp, name);
> r.intersect (tmp);
> - m_cache.set_global_range (name, r);
> + // Only update the global range if it changes.
> + if (r != tmp)
> + m_cache.set_global_range (name, r);
> }
> continue;
> }
Maybe the result of intersect could be used to check for changes?
if (tmp.intersect(r))
...
next prev parent reply other threads:[~2023-05-03 8:02 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-02 9:57 [Bug c/109695] New: " dcb314 at hotmail dot com
2023-05-02 10:44 ` [Bug c/109695] " dcb314 at hotmail dot com
2023-05-02 11:06 ` dcb314 at hotmail dot com
2023-05-02 12:15 ` [Bug tree-optimization/109695] [14 Regression] " rguenth at gcc dot gnu.org
2023-05-02 13:43 ` aldyh at gcc dot gnu.org
2023-05-02 13:43 ` aldyh at gcc dot gnu.org
2023-05-02 14:35 ` aldyh at gcc dot gnu.org
2023-05-02 15:02 ` amacleod at redhat dot com
2023-05-02 16:52 ` aldyh at gcc dot gnu.org
2023-05-02 20:37 ` amacleod at redhat dot com
2023-05-03 8:02 ` mikael at gcc dot gnu.org [this message]
2023-05-03 10:54 ` marxin at gcc dot gnu.org
2023-05-03 12:13 ` [Bug tree-optimization/109695] [14 Regression] crash in gimple_ranger::range_of_expr since r14-377-gc92b8be9b52b7e jakub at gcc dot gnu.org
2023-05-03 12:14 ` jakub at gcc dot gnu.org
2023-05-03 12:20 ` jakub at gcc dot gnu.org
2023-05-03 13:02 ` aldyh at gcc dot gnu.org
2023-05-03 13:06 ` jakub at gcc dot gnu.org
2023-05-03 14:31 ` amacleod at redhat dot com
2023-05-04 5:51 ` aldyh at gcc dot gnu.org
2023-05-04 9:02 ` jakub at gcc dot gnu.org
2023-05-04 9:06 ` sjames at gcc dot gnu.org
2023-05-04 9:52 ` rguenther at suse dot de
2023-05-04 16:01 ` dcb314 at hotmail dot com
2023-05-04 16:14 ` dcb314 at hotmail dot com
2023-05-04 16:22 ` amacleod at redhat dot com
2023-05-09 12:00 ` aldyh at gcc dot gnu.org
2023-05-09 12:36 ` aldyh at gcc dot gnu.org
2023-05-09 13:01 ` rguenth at gcc dot gnu.org
2023-05-09 13:03 ` jakub at gcc dot gnu.org
2023-05-09 13:28 ` rguenther at suse dot de
2023-05-09 14:24 ` aldyh at gcc dot gnu.org
2023-05-09 14:35 ` jakub at gcc dot gnu.org
2023-05-09 15:02 ` aldyh at gcc dot gnu.org
2023-05-09 15:13 ` jakub at gcc dot gnu.org
2023-05-10 6:48 ` rguenther at suse dot de
2023-05-10 15:03 ` jakub at gcc dot gnu.org
2023-05-11 4:22 ` aldyh at gcc dot gnu.org
2023-05-11 4:31 ` aldyh at gcc dot gnu.org
2023-05-15 17:23 ` cvs-commit at gcc dot gnu.org
2023-05-23 21:49 ` amacleod at redhat dot com
2023-05-24 5:46 ` aldyh at gcc dot gnu.org
2023-05-24 12:41 ` cvs-commit at gcc dot gnu.org
2023-05-24 12:41 ` cvs-commit at gcc dot gnu.org
2023-05-24 12:41 ` cvs-commit at gcc dot gnu.org
2023-05-24 14:04 ` amacleod at redhat dot com
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