[all-commits] [llvm/llvm-project] 84eeb8: [NFC][SimpleLoopUnswitch] unswitchTrivialBranch():...

[Roman Lebedev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 84eeb82888a033bd02b53023f9408760fc86bd81
      https://github.com/llvm/llvm-project/commit/84eeb82888a033bd02b53023f9408760fc86bd81
  Author: Roman Lebedev <lebedev.ri at gmail.com>
  Date:   2021-06-18 (Fri, 18 Jun 2021)

  Changed paths:
    M llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp

  Log Message:
  -----------
  [NFC][SimpleLoopUnswitch] unswitchTrivialBranch(): add debug output explaining unswitching failure

It's not prohibitively verbose, and allows easier understanding
why certain unswitching ultimately wasn't performed.