Philip Reames cf5e88864b [instsimplify] When compare allocas, consider their minimal size ...

The code was using exact sizing only, but since what we really need is just to make sure the offsets are in bounds, a minimum bound on the object size is sufficient.

To demonstrate the difference, support computing minimum sizes from obects of scalable vector type.

2022-02-17 09:53:24 -08:00

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