Alexey Bataev 10f41a2147 [SLP]Fix PR55688: Miscompile due to incorrect nuw/nsw handling. ...

Need to use all ReductionOps when propagating flags for the reduction
ops, otherwise transformation is not correct. Plus, need to drop nuw/nsw
flags.

Differential Revision: https://reviews.llvm.org/D126371

2022-05-25 13:59:06 -07:00

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