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From: "segher at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/109007] building for POWER8 leaks into POWER9 ISA with g++ 11.3 (cross-compiler on x86_64 host)
Date: Sun, 05 Mar 2023 18:59:27 +0000	[thread overview]
Message-ID: <bug-109007-4-Xtm0mvV5ov@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-109007-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109007

--- Comment #15 from Segher Boessenkool <segher at gcc dot gnu.org> ---
(In reply to bugreporter66 from comment #14)
> I should be able to workaround that by emulating all LE targets on POWER9,
> with a comment that building for POWER8 natively on target should work too.

If you want to default to Power9 but still support Power8 (on builds that use
-mcpu=power8), you need to set up appropriate multilibs.  If you want that,
please do a feature request for that?  As a new PR, not hidden inside this
one please :-)

  parent reply	other threads:[~2023-03-05 18:59 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-03 11:58 [Bug target/109007] New: " bugreporter66 at gmail dot com
2023-03-03 18:23 ` [Bug target/109007] " jakub at gcc dot gnu.org
2023-03-03 20:24 ` pinskia at gcc dot gnu.org
2023-03-04  6:47 ` bugreporter66 at gmail dot com
2023-03-04  9:56 ` bugreporter66 at gmail dot com
2023-03-04  9:58 ` bugreporter66 at gmail dot com
2023-03-04 10:10 ` jakub at gcc dot gnu.org
2023-03-04 10:36 ` bugreporter66 at gmail dot com
2023-03-04 10:40 ` bugreporter66 at gmail dot com
2023-03-04 10:49 ` jakub at gcc dot gnu.org
2023-03-04 11:24 ` bugreporter66 at gmail dot com
2023-03-04 11:30 ` jakub at gcc dot gnu.org
2023-03-04 21:12 ` bugreporter66 at gmail dot com
2023-03-04 22:02 ` segher at gcc dot gnu.org
2023-03-05 15:31 ` bugreporter66 at gmail dot com
2023-03-05 18:59 ` segher at gcc dot gnu.org [this message]
2023-03-05 20:07 ` jakub at gcc dot gnu.org
2023-03-05 21:40 ` segher at gcc dot gnu.org
2023-03-06 11:06 ` bugreporter66 at gmail dot com
2023-03-06 11:19 ` bugreporter66 at gmail dot com

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