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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/103195] [12 Regression] tfft2 text grows by 70% with -Ofast since r12-5113-gd70ef65692fced7a
Date: Fri, 12 Nov 2021 10:12:28 +0000 [thread overview]
Message-ID: <bug-103195-4-0GOiIuKYk6@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-103195-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103195
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords|needs-bisection |
Status|UNCONFIRMED |NEW
CC| |marxin at gcc dot gnu.org
Ever confirmed|0 |1
Summary|tfft2 text grows by 70% |[12 Regression] tfft2 text
|with -Ofast between |grows by 70% with -Ofast
|g:52fa771758635d9c53cddb911 |since
|6e5a66fae592230...a97fdde62 |r12-5113-gd70ef65692fced7a
|7e64202940112009d45d17f85e4 |
|cc61 |
Last reconfirmed| |2021-11-12
--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #1)
> threader stuff would be my bet, but we need to bisect this (tfft2 is also
> quite small)
Bad bet ;) It's caused by r12-5113-gd70ef65692fced7a.
next prev parent reply other threads:[~2021-11-12 10:12 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-11 17:44 [Bug tree-optimization/103195] New: tfft2 text grows by 70% with -Ofast between g:52fa771758635d9c53cddb9116e5a66fae592230...a97fdde627e64202940112009d45d17f85e4cc61 hubicka at gcc dot gnu.org
2021-11-12 7:39 ` [Bug tree-optimization/103195] " rguenth at gcc dot gnu.org
2021-11-12 10:12 ` marxin at gcc dot gnu.org [this message]
2021-11-12 10:27 ` [Bug tree-optimization/103195] [12 Regression] tfft2 text grows by 70% with -Ofast since r12-5113-gd70ef65692fced7a hubicka at kam dot mff.cuni.cz
2021-11-12 21:25 ` hubicka at gcc dot gnu.org
2021-11-16 13:10 ` rguenth at gcc dot gnu.org
2022-01-18 14:29 ` rguenth at gcc dot gnu.org
2022-01-18 14:31 ` Jan Hubicka
2022-01-18 14:31 ` hubicka at kam dot mff.cuni.cz
2022-02-17 22:33 ` jamborm at gcc dot gnu.org
2022-05-06 8:31 ` [Bug tree-optimization/103195] [12/13 " jakub at gcc dot gnu.org
2022-07-26 13:10 ` rguenth at gcc dot gnu.org
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