[all-commits] [llvm/llvm-project] c1ae72: [IR] Revert r119493

[jayfoad via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: c1ae72d03f71bb0a4cf7c39ce5ffe3dbc8b96514
      https://github.com/llvm/llvm-project/commit/c1ae72d03f71bb0a4cf7c39ce5ffe3dbc8b96514
  Author: Jay Foad <jay.foad at amd.com>
  Date:   2020-05-19 (Tue, 19 May 2020)

  Changed paths:
    M llvm/lib/Analysis/Lint.cpp
    M llvm/lib/IR/BasicBlock.cpp

  Log Message:
  -----------
  [IR] Revert r119493

r119493 protected against PHINode::hasConstantValue returning the PHI
node itself, but a later fix in r159687 means that can never happen, so
the workarounds are no longer required.