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Re: [tree-ssa] RFC: Making control flow more explicit


Hello,

> >>>>And what happened to tree/block statement iterators?  You said you
> >>>>don't
> >>>>like them,
> >>>
> >>>I don't like the purpose for that block statement iterators were
> >>>created
> >>>and their internals; otherwise I like the idea.
> >>>
> >>Have you actually tested the insert (both edge and non) iterators, for
> >>instance?
> >
> >yes, to some amount (they are also used in ordinary un-ssa).
> 
> But un-ssa has actually not, to my knowledge, every exposed a bug in 
> the iterators, while PRE has done it frequently.
> 
> >Given that
> >now they are trivial, I don't fear there would be any major problems
> >with them.
> >
> I'd be happy to test them if you sent me the huge patch.

here is the patch; it should bootstrap at least c and c++.

Zdenek

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