[PATCH] D127115: [RFC][DAGCombine] Make sure combined nodes are added back to the worklist in topological order.

[Sergei Barannikov via Phabricator via llvm-commits]

barannikov88 added a comment.

@deadalnix 
Could you please answer this question? https://reviews.llvm.org/D127115/new/#3668015

> Does the topological order here mean that the DAG will be traversed from the root to leaves (RPO) or from the leaves to the root (PO)?


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https://reviews.llvm.org/D127115