[llvm-commits] [llvm] r65289 - /llvm/trunk/lib/Transforms/Scalar/InstructionCombining.cpp

[Chris Lattner]

On Feb 23, 2009, at 4:29 PM, Dan Gohman wrote:

>>> assigned a large alignment, which required codegen to perform
>>> dynamic stack-pointer re-alignment, which forced the enclosing
>>> function to have a frame pointer, which led to increased spilling.
>>
>> testcase?
>
>
> I can probably construct an artificial testcase if you think it'd be  
> useful,
> but I don't have anything handy smaller than lencod itself.

I'm not interested in an executable testcase, an artificial one is  
good.  This is the sort of thing that is non-obvious and could break  
in the future, which is why I thought a testcase would be useful.  Do  
you agree?

-Chris