[all-commits] [llvm/llvm-project] ed47a9: [Attributor][FIX] Handle the default case of a switch

[Johannes Doerfert via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: ed47a9cde4f667058ac34ef7805fc4093a5a4f7b
      https://github.com/llvm/llvm-project/commit/ed47a9cde4f667058ac34ef7805fc4093a5a4f7b
  Author: Johannes Doerfert <johannes at jdoerfert.de>
  Date:   2019-11-02 (Sat, 02 Nov 2019)

  Changed paths:
    M llvm/lib/Transforms/IPO/Attributor.cpp
    M llvm/test/Transforms/FunctionAttrs/liveness.ll

  Log Message:
  -----------
  [Attributor][FIX] Handle the default case of a switch

In D69605 only the "cases" of a switch were handled but if none matched
we did not make the default case life. This is fixed now and properly
tested (with code from IPConstantProp/user-with-multiple-uses.ll).