[all-commits] [llvm/llvm-project] 4aaf77: [PeepholeOptimizer] Remove dead code

[jayfoad via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 4aaf77254296a3dddbbca416c5adfc3c6d63a0e7
      https://github.com/llvm/llvm-project/commit/4aaf77254296a3dddbbca416c5adfc3c6d63a0e7
  Author: Jay Foad <jay.foad at amd.com>
  Date:   2020-08-20 (Thu, 20 Aug 2020)

  Changed paths:
    M llvm/lib/CodeGen/PeepholeOptimizer.cpp

  Log Message:
  -----------
  [PeepholeOptimizer] Remove dead code

At this point we have already ruled out all def operands, so we can't
possibly see a dead implicit def operand.