[all-commits] [llvm/llvm-project] a10409: [MemorySSAUpdater] Simplify updates when only dele...

[Alina Sbirlea via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a10409fe23c35a7eed0f39d12624af229d3877e1
      https://github.com/llvm/llvm-project/commit/a10409fe23c35a7eed0f39d12624af229d3877e1
  Author: Alina Sbirlea <asbirlea at google.com>
  Date:   2021-09-01 (Wed, 01 Sep 2021)

  Changed paths:
    M llvm/lib/Analysis/MemorySSAUpdater.cpp

  Log Message:
  -----------
  [MemorySSAUpdater] Simplify updates when only deleting edges.

When performing only edge deletion, we don't need to do the DT updates
back and forth. Check for the existance of insert updates to simplify
this.