[all-commits] [llvm/llvm-project] 86eb2c: Revert "[ObjC][ARC] Don't remove autoreleaseRV/ret...

[Nico Weber via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 86eb2c3991c5b5ed40eaecdb7181cbbde7048d70
      https://github.com/llvm/llvm-project/commit/86eb2c3991c5b5ed40eaecdb7181cbbde7048d70
  Author: Nico Weber <thakis at chromium.org>
  Date:   2020-03-13 (Fri, 13 Mar 2020)

  Changed paths:
    M llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
    M llvm/test/Transforms/ObjCARC/rv.ll

  Log Message:
  -----------
  Revert "[ObjC][ARC] Don't remove autoreleaseRV/retainRV pairs if the call isn't"

This reverts commit 1f5b471b8bf4c6d22fb13d8e24bc31c75245b0d0.
Causes asserts when building code with arc. See
https://bugs.chromium.org/p/chromium/issues/detail?id=1061289#c2
for a full repro. Will post a creduced repro once creduce is done
running.