[all-commits] [llvm/llvm-project] 4dcc02: [ObjC][ARC] Keep track of phis that have been disc...

[ahatanaka via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 4dcc029edbe4bd5e30d4f0cdcf123ea4ed2b6418
      https://github.com/llvm/llvm-project/commit/4dcc029edbe4bd5e30d4f0cdcf123ea4ed2b6418
  Author: Akira Hatanaka <ahatanaka at apple.com>
  Date:   2020-02-07 (Fri, 07 Feb 2020)

  Changed paths:
    M llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
    M llvm/test/Transforms/ObjCARC/inert-global.ll

  Log Message:
  -----------
  [ObjC][ARC] Keep track of phis that have been discovered to avoid an
infinite loop

This fixes a bug introduced in 6770fbb31450db15d8d4a2ac7f0ce70eaf2acc5f.

rdar://problem/59137105