[LLVMdev] Really nasty remat bug [LONG]

[Evan Cheng]

Thanks Dave!

Evan

On Aug 4, 2008, at 3:51 PM, David Greene wrote:

> On Wednesday 30 July 2008 16:03, David Greene wrote:
>> Ok, I've been tracking down a remat bug for over a week.  I think I  
>> finally
>> understand what is going on.  This happens in specfp2006 leslie3d
>> compiled with our frontend and optimizer.  Unfortunately, getting a
>> testcase is going to be impossible due to restrictions on SPEC
>> redistribution and the complexity of the sequence of events leading  
>> to the
>> bug.
>
> Hooray!  I have a fix for this.  I filed PR2634 as a placeholder and  
> history
> marker so I can refer to it in the commit log once management signs
> off on sending the patch.
>
>                                                     -Dave
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