[LLVMdev] Removal of ConstantExprs

[Chris Lattner]

On Tue, 24 Jun 2008, Matthijs Kooijman wrote:
>>> anything, since the GEP is still used by the bitcast.
>> removeDeadConstantUsers removes both of them.  Existing clients call
>> removeDeadConstantUsers and then recheck to see if the use count is zero.
>> If not, there was some real user that can't be removed.
> Ah, in that case, I should just modify my pass to call removeDeadConstantUsers
> before inspecting the global.

Exactly, that should work!  Thanks for everything Matthijs, I really 
appreciate everything that you've been working on,

-Chris

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