[all-commits] [llvm/llvm-project] ce6ca0: [CoroSplit] Avoid self-replacement

[Nikita Popov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ce6ca00a92007a9104c040a402c4bd2b8e1dfcd7
      https://github.com/llvm/llvm-project/commit/ce6ca00a92007a9104c040a402c4bd2b8e1dfcd7
  Author: Nikita Popov <npopov at redhat.com>
  Date:   2022-03-14 (Mon, 14 Mar 2022)

  Changed paths:
    M llvm/lib/Transforms/Coroutines/CoroSplit.cpp
    M llvm/test/Transforms/Coroutines/coro-split-recursive.ll

  Log Message:
  -----------
  [CoroSplit] Avoid self-replacement

With opaque pointers, the bitcast might be a no-op, and this can
end up trying to replace a value with itself, which is illegal.