[Lldb-commits] [PATCH] D18978: Support Linux on SystemZ as platform

Pavel Labath via lldb-commits lldb-commits at lists.llvm.org
Fri Apr 15 02:19:35 PDT 2016

Thanks a lot for cleaning that up. I hope you'll be able to find the
cause of the 32-bit problems quickly. If you need help reproducing the
errors, I can send you some of the detailed logs from our buildbots.


On 14 April 2016 at 22:25, Ulrich Weigand <Ulrich.Weigand at de.ibm.com> wrote:
> Ulrich Weigand/Germany/IBM wrote on 14.04.2016 18:20:20:
>> So there seem to be at least two different issues, looking at the build
>> bot
>> logs.   After the main SystemZ patch went it, there was just a single
>> failure, a timeout on the new s390x.core test.  I guess we can just
>> disable
>> that test until we know what's going on here.
>> After the rest of the patches went in, we're additionally seeing all those
>> 32-bit failures.  Not sure which of the patches is responsible (most
>> likely
>> the Scalar / APInt patch, just from the amount of changes).
>> I'm currently rebuilding the Intel LLDB to see if I can reproduce locally.
> The current status is:
> - I've disabled the s390x.core test on all architectures except s390x;
>   there seems to be some problem with reading cross-architecture cores.
> - There was a regression introduced due to a thinko in my gnu_libstdcpp.py
>   patch; I've checked in a fix for that.
> - Support for the new files was missing in the XCode project file;
>   Greg checked in a fix for that.  Thanks!
> - I was unable to reproduce the 32-bit failures on my system, so I just
>   reverted the Scalar / APInt patch, and that got the build bot going again.
>   Looking at the results, I think I now understand why I wasn't able to
>   reproduce: I was using gcc to compile the test cases, but apparently
>   the failure occurred only when using clang.  I'll try again to reproduce.
> Right now, the build bots seem to be going green again one by one, hopefully
> we'll be back to normal soon.  Sorry for the breakage!
> Bye,
> Ulrich

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