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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/99987] [12/13/14 Regression] missed optimization for dead code elimination at -O3 (vs. -O2)
Date: Tue, 09 May 2023 11:39:07 +0000 [thread overview]
Message-ID: <bug-99987-4-GOd7bFz3aa@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-99987-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99987
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords|needs-bisection |
--- Comment #4 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #2)
> Note GCC 12+ can't remove the call to foo even at -O2. I have not looked
> into why though.
It's due to r12-4240-g2b8453c401b699.
next prev parent reply other threads:[~2023-05-09 11:39 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-09 9:54 [Bug ipa/99987] New: " zhendong.su at inf dot ethz.ch
2021-04-09 10:52 ` [Bug tree-optimization/99987] " rguenth at gcc dot gnu.org
2023-05-05 7:50 ` [Bug tree-optimization/99987] [12/13/14 Regression] " pinskia at gcc dot gnu.org
2023-05-08 12:21 ` rguenth at gcc dot gnu.org
2023-05-09 11:39 ` marxin at gcc dot gnu.org [this message]
2023-08-18 6:13 ` pinskia at gcc dot gnu.org
2023-08-18 6:36 ` pinskia at gcc dot gnu.org
2024-03-10 2:45 ` law at gcc dot gnu.org
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