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Re: Reverting the s390 jmp_buf/ucontext_t ABI change
- From: Andreas Jaeger <aj at suse dot com>
- To: Dan Horák <dan at danny dot cz>, libc-alpha at sourceware dot org
- Date: Fri, 01 Aug 2014 09:16:17 +0200
- Subject: Re: Reverting the s390 jmp_buf/ucontext_t ABI change
- Authentication-results: sourceware.org; auth=none
- References: <20140801085035 dot 092c19d0e758cc59d119a0d0 at danny dot cz>
On 08/01/2014 08:50 AM, Dan Horák wrote:
> Hi,
>
> I'm the main person behind Fedora for s390x and I have some objections
> regarding this change. We had to cope with the breakage in 2.19 early
> this year, it took some time to realize what's wrong and we found a
> solution how to make it work. After some rebootstrapping work we have
> used the planned mass rebuild to clean everything. Due some nasty gcc
> 4.9 bugs the rebuild on s390 finishes during these days. And you are
> telling we should do it again? Sorry, but it is not possible, there is
> only one mass rebuild planned in Fedora per release and now it's also
> too late when we are approaching Fedora 21 Alpha deadline. Fortunately I
> still have the notes for the rebootstrap, so it can be done again (for
> Fedora 22), but not now.
Dan, I think you want this change - otherwise applications build for
previous Fedora releases, RHEL 6 or RHEL 7 will not work on newer Fedora
versions. It would have been great if you had notified the glibc people
when you noticed that you needed a mass rebuild,
Andreas
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