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From: "xer8686 at mail dot ru" <sourceware-bugzilla@sourceware.org>
To: glibc-bugs@sourceware.org
Subject: [Bug build/27997] I get an error when building glibc 2.33.
Date: Tue, 22 Jun 2021 14:32:44 +0000	[thread overview]
Message-ID: <bug-27997-131-QCdnYdFM9Y@http.sourceware.org/bugzilla/> (raw)
In-Reply-To: <bug-27997-131@http.sourceware.org/bugzilla/>

https://sourceware.org/bugzilla/show_bug.cgi?id=27997

--- Comment #6 from slavaMat <xer8686 at mail dot ru> ---
(In reply to Adhemerval Zanella from comment #2)
> It is being caused by -mstackrealign where the CAN_USE_REGISTER_ASM_EBP
> check at sysdeps/unix/sysv/linux/i386/configure.ac fails to see that
> -mstackrealign should set it to 0. 
> 
> I need to find a reliable test to check if ebp can be used by the compiler,
> regardless of the flags.  Meanwhile you can remove -mstackrealign, gcc
> default to 16 bytes aligned stack for a long time.
> 
> (there is also a lot of redundant options and some invalid, like the use of
> fortification to build glibc itself).

yes when the -mstackrealign flag is removed it builds. Will there be problems
with i386 architectures?

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  parent reply	other threads:[~2021-06-22 14:32 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-19 20:56 [Bug build/27997] New: " xer8686 at mail dot ru
2021-06-19 21:04 ` [Bug build/27997] " xer8686 at mail dot ru
2021-06-22  4:08 ` adhemerval.zanella at linaro dot org
2021-06-22 10:30 ` fweimer at redhat dot com
2021-06-22 12:19 ` adhemerval.zanella at linaro dot org
2021-06-22 13:51 ` adhemerval.zanella at linaro dot org
2021-06-22 14:32 ` xer8686 at mail dot ru [this message]
2021-06-22 14:34 ` fweimer at redhat dot com
2021-06-22 14:44 ` xer8686 at mail dot ru
2021-06-22 14:59 ` adhemerval.zanella at linaro dot org
2021-06-22 15:07 ` xer8686 at mail dot ru
2021-08-15 20:50 ` xer8686 at mail dot ru
2021-08-19 12:17 ` adhemerval.zanella at linaro dot org
2022-01-10 16:23 ` [Bug libc/27997] i386: CAN_USE_REGISTER_ASM_EBP is unreliable fweimer at redhat dot com
2022-01-10 16:25 ` fweimer at redhat dot com
2022-01-13 14:23 ` fweimer at redhat dot com

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