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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/110622] x87: Miscompilation at O2 level (O1 is working)
Date: Thu, 21 Sep 2023 13:33:59 +0000 [thread overview]
Message-ID: <bug-110622-4-XAaftAYEj2@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-110622-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110622
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |DUPLICATE
Status|UNCONFIRMED |RESOLVED
--- Comment #13 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Mathieu Malaterre from comment #12)
> I am seeing a difference in result (log1p computation) in the range:
>
> 4318952042648305665 - 0x1.0000000000001p-64
> 4368493837572636672 - 0x1.002p-53
>
> the other values seems to match expectation of log1p computation.
But you used excess-precision=fast
*** This bug has been marked as a duplicate of bug 323 ***
next prev parent reply other threads:[~2023-09-21 13:34 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-11 6:28 [Bug c++/110622] New: x86: Miscompilation at O1 level (O0 " malat at debian dot org
2023-07-11 6:29 ` [Bug c++/110622] " malat at debian dot org
2023-07-11 6:30 ` malat at debian dot org
2023-07-11 6:31 ` pinskia at gcc dot gnu.org
2023-07-11 6:33 ` malat at debian dot org
2023-07-11 6:33 ` malat at debian dot org
2023-07-11 6:38 ` pinskia at gcc dot gnu.org
2023-07-11 6:44 ` [Bug target/110622] " malat at debian dot org
2023-07-11 8:25 ` malat at debian dot org
2023-09-21 9:44 ` malat at debian dot org
2023-09-21 9:48 ` [Bug target/110622] x87: Miscompilation at O2 level (O1 " malat at debian dot org
2023-09-21 9:51 ` malat at debian dot org
2023-09-21 9:56 ` malat at debian dot org
2023-09-21 13:33 ` pinskia at gcc dot gnu.org [this message]
2023-09-21 13:42 ` malat at debian dot org
2023-09-21 13:45 ` xry111 at gcc dot gnu.org
2023-09-21 14:29 ` malat at debian dot org
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