[all-commits] [llvm/llvm-project] 9e1b68: [CoroSplit] Use poison instead of undef as placeho...

[Nuno Lopes via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 9e1b6817f114a5a838238980a5076a72d502d12d
      https://github.com/llvm/llvm-project/commit/9e1b6817f114a5a838238980a5076a72d502d12d
  Author: Nuno Lopes <nuno.lopes at tecnico.ulisboa.pt>
  Date:   2023-07-22 (Sat, 22 Jul 2023)

  Changed paths:
    M llvm/lib/Transforms/Coroutines/CoroSplit.cpp
    M llvm/test/Transforms/Coroutines/coro-debug-dbg.values-not_used_in_frame.ll
    M llvm/test/Transforms/Coroutines/coro-retcon-alloca-opaque-ptr.ll
    M llvm/test/Transforms/Coroutines/coro-retcon-alloca.ll
    M llvm/test/Transforms/Coroutines/coro-retcon-once-value.ll
    M llvm/test/Transforms/Coroutines/coro-retcon-once-value2.ll
    M llvm/test/Transforms/Coroutines/coro-retcon-opaque-ptr.ll
    M llvm/test/Transforms/Coroutines/coro-retcon-value.ll
    M llvm/test/Transforms/Coroutines/coro-retcon.ll

  Log Message:
  -----------
  [CoroSplit] Use poison instead of undef as placeholder [NFC]
Used to construct full structs/vectors
also, covert freeze undef -> freeze poison (same semantics)