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Re: RFC: expand from SSA form (1/2)
>> TER is still supported and implemented by deferring expanding an
>> assignment that is TERed to the place where it's actually used.
>> That's a change from before: we don't insert the tree of the RHS
>> directly into the tree that is going to be expanded.
> yeah, but TER is basically just a large expression table indexed by ssa
> version. So you just carry that table through to expand and utilize it
> as you encounter the single use during expansion right?
We could use SSA_NAME_VALUE here, maybe?