[all-commits] [llvm/llvm-project] 75de92: [DSE] Seperate malloc+memset -> calloc transform f...

[Philip Reames via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 75de92d3e25c4de3b208925d23f7304cc630f588
      https://github.com/llvm/llvm-project/commit/75de92d3e25c4de3b208925d23f7304cc630f588
  Author: Philip Reames <listmail at philipreames.com>
  Date:   2022-01-11 (Tue, 11 Jan 2022)

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

  Log Message:
  -----------
  [DSE] Seperate malloc+memset -> calloc transform from noop store dedection [NFC]

This transformation has nothing to do with whether the store is a noop.  The memset becomes a noop, but only after we replace the malloc with a calloc.