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Re: [4.2 only] RFA: PR 33848: reload rematerialisation of labels


> But that's the whole idea.  There should be no cases in which register
> allocation (viewed as a black box) changes the JUMP_LABEL.

What do you mean by 'should'?  'Cannot but I'm not sure', 'Cannot modulo 
bugs'?  Because Andrew's change precisely does that and was OKed by RTH.

> I'm struggling to understand what your objection is.

My objection is that your patch is not the minimal one to fix the problem.
More specifically, I don't see the need for changing the code when the jump 
has no JUMP_LABEL.

-- 
Eric Botcazou


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