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In message <20040209175301.GB3455@mail.shareable.org>, Jamie Lokier writes: >Granted, but papers do refer to them as "minimal SSA" et al., and the >properties are relevant to algorithms. Without being 100% certain >from memory, I recall some algorithms require some of the "useless" >PHI nodes to be present.
I'll also note that our optimizers don't care if they're presented with the extra PHI nodes or not
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