Re: [ipa-vrp] ice in set_value_range

[kugan <kugan.vivekanandarajah@linaro.org>]

Hi Andrew,

On 10/11/16 17:14, Andrew Pinski wrote:
> On Wed, Nov 9, 2016 at 12:01 AM, kugan
> <kugan.vivekanandarajah@linaro.org> wrote:
>> Hi Andrew,
>>
>> On 09/11/16 17:02, Andrew Pinski wrote:
>>>
>>> Either this patch or the patch for "Handle unary pass-through jump
>>> functions for ipa-vrp" caused a bootstrap failure on
>>> aarch64-linux-gnu.
>>> Bootstrap comparison failure!
>>> gcc/go/types.o differs
>>> gcc/fortran/class.o differs
>>> gcc/tree-ssa-live.o differs
>>> gcc/data-streamer-out.o differs
>>> gcc/ira-build.o differs
>>> gcc/hsa-gen.o differs
>>> gcc/hsa-brig.o differs
>>> gcc/omp-low.o differs
>>> gcc/lto-streamer-in.o differs
>>> gcc/real.o differs
>>> gcc/final.o differs
>>> gcc/df-core.o differs
>>>
>>> I bootstrap with the following options:
>>>
>>> --with-cpu=thunderx+lse --enable-languages=c,c++,fortran,go
>>> --disable-werror --with-sysroot=/ --enable-plugins
>>> --enable-gnu-indirect-function
>>>
>>> I have not tried removing the +lse part though
>
> I was able to reproduce it with just  --with-cpu=thunderx .  I am
> trying without " --with-cpu=thunderx" now.  This is in my jenkins env
> and I have not tried to reproduce it outside of it yet.

I can reproduce it. I am going to revert it as this is affecting your 
bootstrap. I will commit after fixing this (of-course after review)

Thanks,
Kugan

> Thanks,
> Andrew
>
>>
>>
>> Sorry about the breakage. I will try to reproduce this.
>>
>> Thanks,
>> Kugan