[PATCH] D29292: [SelectionDAG] Fix for PR30775: Assertion `NodeToMatch->getOpcode() != ISD::DELETED_NODE && "NodeToMatch was removed partway through selection"' failed.

[Alexey Bataev via Phabricator via llvm-commits]

ABataev created this revision.

NodeToMatch can be modified during matching, but the code does not handle this situation.


https://reviews.llvm.org/D29292

Files:
  lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
  test/CodeGen/X86/dag-update-nodetomatch.ll

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