[LLVMdev] unwinds to in the CFG

[Owen Anderson]

Note that changing the definition of pred_iterator may have  
consequences for post-dom tree construction.  You may need to split  
pred_iterator as you are splitting succ_iterator.

--Owen

On Mar 28, 2008, at 1:20 AM, Nick Lewycky wrote:

> Sorry -- Small change.
>
> Nick Lewycky wrote:
>> A. redefine the CFG a bit.
>>  i.   pred_iterator stays the same.
>
> pred_iterator becomes an inverse of outedge_iterator. That is, edges
> that lead to the execution of this block, regardless of whether it's  
> an
> unwind-edge or not.
>
> Nick
>
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