[cfe-dev] [buildbots][libunwind] Why is libunwind not built / tested on most bots?

[Asiri Rathnayake via cfe-dev]

I could add a use-libunwind configuration to an existing x86 bot (ARM bot
already tests the llvm unwinder), and leave the rest of the bots alone (so
that they continue to test the gcc unwinder).

Can I have the permission from one of the x86_64 bot libcxx maintainers?

Side-note: I'm working on setting up a bot of our own (most likely x86_64)
but this will take time.

Thanks.

/ Asiri

On Sat, May 28, 2016 at 10:56 PM, Saleem Abdulrasool via cfe-dev <
cfe-dev at lists.llvm.org> wrote:

> On Sat, May 28, 2016 at 2:09 AM, Dmitri Gribenko via cfe-dev <
> cfe-dev at lists.llvm.org> wrote:
>
>> On Fri, May 27, 2016 at 2:38 AM, Asiri Rathnayake
>> <Asiri.Rathnayake at arm.com> wrote:
>> > Hello,
>> >
>> > While going through the list of buildbots for libcxx [1], I realized
>> that only the arm buildbot (Renato) is setup to build+test libunwind [2].
>> None of the other bots seem to pass the -DLIBCXXABI_USE_LLVM_UNWINDER=ON
>> option. They all seem to checkout the sources but then forgets about
>> libunwind.
>> >
>> > Is this an intentional omission? If not, I think it would be good to
>> make them build+test libunwind as well, I don't think it adds a lot of
>> overhead. I can update the bot configurations if you are all happy with
>> allowing libunwind testing.
>>
>> No objections from me, but I think it would be better to test both
>> configurations (with and without the LLVM libunwind).
>>
>
> +1 on this.  I think we should be testing with libunwind and
> libgcc/libgcc_eh.  That will also help ensure that we don't accidentally
> start relying on extensions.
>
>
>> Dmitri
>>
>> --
>> main(i,j){for(i=2;;i++){for(j=2;j<i;j++){if(!(i%j)){j=0;break;}}if
>> (j){printf("%d\n",i);}}} /*Dmitri Gribenko <gribozavr at gmail.com>*/
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>>
>
>
>
> --
> Saleem Abdulrasool
> compnerd (at) compnerd (dot) org
>
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>
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