build testsuite or not?

Jens Petersen juhpetersen at
Thu May 31 04:31:20 UTC 2018

Thanks, Ben for your helpful reply.

Okay then I think I will disable the testsuite for most Fedora builds then.
I never really look at them these days any more to be honest.

Cheers, Jens

On 31 May 2018 at 00:32, Ben Gamari <ben at> wrote:
> Jens Petersen <juhpetersen at> writes:
>> Okay I have one more question about my packaging of ghc for Fedora.
>> For long I always build the testsuite for every release perf build on all archs
>> (for an example see the build.log links on
>> Is this a useful meaningful thing to do?
>> I thought it good to have it as a reference for ghc builds on Fedora
>> and EPEL, but it does add a considerable amount of time to builds
>> (specially for the slower ARM arch's)  so it is not without cost.
> At the moment I wouold say that our testsuite is unreliable enough in
> non-validate configurations that this has relatively little value. This
> is something we are working on fixing and hopefully things will be more
> reliable in the future.
> I generally validate the tree prior to cutting a release. This of course
> won't catch environment- and distribution-specific issues, but I think
> it's a pretty good proxy for correctness.
> In other words, unlesss you find yourself looking at the testsuite
> output yourself, I think it would be fine to disable it.
>> So I am wondering how useful it is to continue running the testsuite
>> for each "production" build I do.
>> What do others and other distros, etc do for final releases?
> As far as I know neither Debian nor NixOS run GHC's testsuite.
> Cheers,
> - Ben

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