Anna Thomas f661ce209f [LoopPredication] Fix MemorySSA crash in predicateLoopExits ...

The attached testcase crashes without the patch (Not the same accesses
in the same order).

When we move instructions before another instruction, we also need to
update the memory accesses corresponding to it.

Reviewed-By: asbirlea
Differential Revision: https://reviews.llvm.org/D109197

2021-09-02 21:26:07 -04:00

50 KiB

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