Daniil Suchkov d32cc150fe [BasicAA] Handle PHIs without incoming values gracefully ...

Fix a bug introduced by f6f6f6375d.
Now for empty PHIs, instead of crashing on assert(hasVal()) in
Optional's internals, we'll return NoAlias, as we did before that patch.

Differential Revision: https://reviews.llvm.org/D103831

2021-06-07 21:39:01 +00:00

869 B

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