[Debian-science-sagemath] Sage 7.6 testing migration blocked by giac

[Tobias Hansen]

On 06/20/2017 10:56 AM, Ximin Luo wrote:
> Tobias Hansen:
>> Hi,
>>
>> dependencies of sage 7.6 have now started to migrate to testing, but
>> sage 7.6 can't migrate because giac is blocked due to missing builds on
>> armel, armhf and mipsel due to #855078. That means until giac can
>> migrate, we have a broken sage 7.4 in testing.
>>
>> Ximin, did you see that there are new comments on #855078? Maybe they help?
>>
> Hi, I took a look and the build failures look unrelated to #855078. This bug is a segfault on non-x86 64-bit arches, the build failures we're seeing seem like build rule issues, and fixable. I'll take a look later today.
>
>> Also, any ideas how we can prevent such incomplete migrations that break
>> the old sage version in the future?
>>
> I actually was not expecting giac to built on armhf/mipsel and was surprised that it did before. But if it's too hard to fix, the easy way to force the migration (for this and future packages) is to upload a version that only declares Architecture: amd64 i386.
>

I meant more generally. This can happen every time we upload a new bunch
of packages for a new Sage version to unstable. If we don't get
everything to migrate to testing together it can easily break Sage in
testing.

Best,
Tobias