[all-commits] [llvm/llvm-project] d2d2fb: [Attributor][FIX] Allow dead users of rewritten fu...

[Johannes Doerfert via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: d2d2fb19f7ea3b192247ca2d6995e66229366cec
      https://github.com/llvm/llvm-project/commit/d2d2fb19f7ea3b192247ca2d6995e66229366cec
  Author: Johannes Doerfert <johannes at jdoerfert.de>
  Date:   2020-01-03 (Fri, 03 Jan 2020)

  Changed paths:
    M llvm/lib/Transforms/IPO/Attributor.cpp
    A llvm/test/Transforms/Attributor/ArgumentPromotion/live_called_from_dead.ll

  Log Message:
  -----------
  [Attributor][FIX] Allow dead users of rewritten function

If we replace a function with a new one because we rewrite the
signature, dead users may still refer to the old version. With this
patch we reuse the code that deals with dead functions, which the old
versions are, to avoid problems.