[vlc-devel] breaking build
remi at remlab.net
Mon Oct 21 15:33:00 CEST 2019
If you use asan, how come you missed the packetizer test leaking for several weeks? It's got nothing to do with my hardware.
Le 21 octobre 2019 16:06:07 GMT+03:00, Thomas Guillem <thomas at gllm.fr> a écrit :
>On Mon, Oct 21, 2019, at 14:04, Rémi Denis-Courmont wrote:
>> With all due respect, this fixation on Gitlab CI seems delusional to
>me. It took several weeks for anybody to report an obvious and
>universal memory leak in the unit tests. Because nobody uses the leak
>sanitizer on regular basis except me.
>> As for the video problem, it only occurs in smoke testing not in unit
>testing, so any CI is entirely helpless there.
>> It's rather ironic that I was the one to object against adding the
>sanitizers to the configure script, and I'm semingly the only one to
>use them systematically in the end.
>A lot of devs are using asan. Personally, I always use it when I work.
>The bug you caught was not reproducible on my main workstation because
>I don't have a nvidia GPU and it happens with a specific user
>interaction. When I tested VDPAU an a secondary desktop, I forgot to
>enable ASAN on this specific case (because I didn't use my usual helper
>Human errors like that will continue to happen. I think we can live
>with it. They are generally quickly fixed by the author.
>I already had to fix your errors, like you already had to fix mine. In
>that case, either we fix it, assign a ticket or signal it on the
>mailing list. This process seems OK to me.
>> Besides premerge CI will fail in so many other ways that it's not
>even funny. It's great for an admin who has the power to fix the CI
>system or to overrule it. It sucks big time for everyone else who gets
>> - one platform is down,
>> - contrib or sync fails due to network issue,
>> - build fails due to transient out-of-ressource situation,
>> - nondeterministic test case breaks pseudorandomly,
>> - system update introduces unrelated regressions (especially likely
>> And if it's gating, then it'll be miserable for people working in
>different continent or hobbyists, who'll have nobody to get live
>> No, the only way to fix this is that developers use sanitizers, which
>was the whole point of adding them to configure.
>> Le 20 octobre 2019 21:01:25 GMT+03:00, Jean-Baptiste Kempf
><jb at videolan.org> a écrit :
>>> On Sun, Oct 20, 2019, at 15:33, Rémi Denis-Courmont wrote:
>>>> The points are that some people ostensibly don't run the test
>>>> smoke tests and/or enable the ADDR and UB sanitisers, causing
>>>> regressions in master.
>>> Breaking the build or breaking tests should not happen anymore. This
>is not normal.
>>> We will then move to gitlab to get the CI to run pre-merge, as soon
>>> CI should catch all of those.
>> Envoyé de mon appareil Android avec Courriel K-9 Mail. Veuillez
>excuser ma brièveté.
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