[all-commits] [llvm/llvm-project] b07aab: [GlobalOpt] Iterate over replaced values determini...

[aeubanks via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b07aab8fc1088ef66ecbe2befc3ef7e3936a390e
      https://github.com/llvm/llvm-project/commit/b07aab8fc1088ef66ecbe2befc3ef7e3936a390e
  Author: Arthur Eubanks <aeubanks at google.com>
  Date:   2022-05-02 (Mon, 02 May 2022)

  Changed paths:
    M llvm/lib/Transforms/IPO/GlobalOpt.cpp
    A llvm/test/Transforms/GlobalOpt/malloc-promote-6.ll

  Log Message:
  -----------
  [GlobalOpt] Iterate over replaced values deterministically to constprop

If there are pre-existing dead instructions, the order we visit replaced
values can cause us sometimes to not delete dead instructions.

The added test non-deterministically failed without the change.