[llvm] r198456 - Add a LLVM_DUMP_METHOD macro.

[Andrew Trick]

On Jan 4, 2014, at 9:38 AM, Alp Toker <alp at nuanti.com> wrote:

> 
> On 04/01/2014 17:31, Renato Golin wrote:
>> On 4 January 2014 17:06, Alp Toker <alp at nuanti.com <mailto:alp at nuanti.com>> wrote:
>> 
>>    I wrote this patch (modulo the "METHOD" naming, sigh) and it's not
>>    to blame.
>> 
>>    The true culprit was r198478:
>> 
>>        Fix PR18361: Invalidate LoopDispositions after LoopSimplify
>>    hoists things.
>> 
>>        getSCEV for an ashr instruction creates an intermediate zext
>>        expression when it truncates its operand.
>> 
>>    Reverted in r198503 until Andy gets a chance to look into it.
>> 
>> 
>> Hi Alp,
>> 
>> Thanks! The bot is running your commit now, should be fixed in a few minutes.
>> 
>> Let me know if you or Andy need help with an ARM device to test on.
> 
> The crash reproduces on x86 BTW.
> 
> I'm not looking into a fix but feel free to re-land if you spot the issue before Andy's back.

Thanks for taking care of this. I’ll follow up on it.
-Andy
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