[all-commits] [llvm/llvm-project] 7aab12: [DSE] Only query object size for identified objects

[Nikita Popov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7aab12e1c52a5891bed9a594d3f161a8bebf976d
      https://github.com/llvm/llvm-project/commit/7aab12e1c52a5891bed9a594d3f161a8bebf976d
  Author: Nikita Popov <npopov at redhat.com>
  Date:   2023-09-27 (Wed, 27 Sep 2023)

  Changed paths:
    M llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp

  Log Message:
  -----------
  [DSE] Only query object size for identified objects

This is supposed to be a fast heuristic primarily interested in
allocas. We should not call it for non-root objects where object
size needs to be determined recursively.