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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/111727] [14 Regression] wrong code at -O3 on x86_64-linux-gnu since r14-2944-g3d48c11ad082de
Date: Tue, 14 Nov 2023 14:13:56 +0000 [thread overview]
Message-ID: <bug-111727-4-lQ14xEuziZ@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-111727-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111727
--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>:
https://gcc.gnu.org/g:2066c29bf8dea87c9810eb261e342d941a6b2059
commit r14-5446-g2066c29bf8dea87c9810eb261e342d941a6b2059
Author: Richard Biener <rguenther@suse.de>
Date: Tue Nov 14 14:26:17 2023 +0100
tree-optimization/111233 - loop splitting miscompile
The change in r14-2852-gf5fb9ff2396fd4 failed to update patch_loop_exit
to compensate for rewriting of a NE/EQ_EXPR to a new code. Fixed
with the following.
PR tree-optimization/111233
PR tree-optimization/111652
PR tree-optimization/111727
PR tree-optimization/111838
PR tree-optimization/112113
* tree-ssa-loop-split.cc (patch_loop_exit): Get the new
guard code instead of the old guard stmt.
(split_loop): Adjust.
* gcc.dg/torture/pr111233.c: New testcase.
* gcc.dg/torture/pr111652.c: Likewise.
* gcc.dg/torture/pr111727.c: Likewise.
* gcc.dg/torture/pr111838.c: Likewise.
* gcc.dg/torture/pr112113.c: Likewise.
next prev parent reply other threads:[~2023-11-14 14:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-08 16:34 [Bug tree-optimization/111727] New: wrong code at -O3 on x86_64-linux-gnu zhendong.su at inf dot ethz.ch
2023-10-08 16:50 ` [Bug tree-optimization/111727] [14 Regression] " pinskia at gcc dot gnu.org
2023-10-13 6:31 ` zhendong.su at inf dot ethz.ch
2023-10-17 13:06 ` rguenth at gcc dot gnu.org
2023-10-17 13:54 ` ppalka at gcc dot gnu.org
2023-11-14 14:13 ` cvs-commit at gcc dot gnu.org [this message]
2023-11-14 14:15 ` [Bug tree-optimization/111727] [14 Regression] wrong code at -O3 on x86_64-linux-gnu since r14-2944-g3d48c11ad082de rguenth at gcc dot gnu.org
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