[llvm] r216325 - Revert "ARM: improve RTABI 4.2 conformance on Linux"

Chad Rosier mcrosier at codeaurora.org
Mon Aug 25 09:53:48 PDT 2014

> On 24 August 2014 18:51, Chad Rosier <mcrosier at codeaurora.org> wrote:
>> I'm not sure what you're seeing, Renato, but I'm running into
>> miscompares
>> of SPEC2K/SPEC2K6 benchmarks.  I'm pretty sure our builders are using
>> CMake/ninja.  Everything is clean now, so I'm guessing my bisect skills
>> have not failed me.
> Hi Chad,
> We all got to the same conclusion from different routes. ARM was also
> reporting failures and our autoconf self-hosting bot
> (http://lab.llvm.org:8011/builders/clang-native-arm-cortex-a15-self-host/builds/1985)
> spotted the problem, too.

Ah, ok.

> What I was requesting is that, whomever fixes it, make sure to run a
> self-hosting native Clang/LLVM check-all build before committing.
> cheers,
> --renato
> PS: The parallel discussion was about the correctness of the patch, so
> please don't re-apply without checking, even if it passes all tests.

I'm happy to dogfood a revised patch to my builders, if anyone is interested.


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