[PATCH] D90596: [AMDGPU] Fix iterating in SIFixSGPRCopies

[Sebastian Neubauer via Phabricator via llvm-commits]

sebastian-ne created this revision.
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The insertion of waterfall loops splits the current basic block into
three blocks. So the basic block that we iterate over must be updated.

This failed assert(!NodePtr->isKnownSentinel()) in ilist_iterator for
divergent calls in branches before.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D90596

Files:
  llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp
  llvm/test/CodeGen/AMDGPU/indirect-call.ll

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