[all-commits] [llvm/llvm-project] 425cbb: [Operator] Add hasPoisonGeneratingFlags [mostly NFC]

[Philip Reames via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 425cbbc602c970e20785e005a7c9d5716a5fac68
      https://github.com/llvm/llvm-project/commit/425cbbc602c970e20785e005a7c9d5716a5fac68
  Author: Philip Reames <listmail at philipreames.com>
  Date:   2021-10-27 (Wed, 27 Oct 2021)

  Changed paths:
    M llvm/include/llvm/IR/Operator.h
    M llvm/lib/Analysis/ValueTracking.cpp
    M llvm/lib/IR/Instruction.cpp
    M llvm/lib/IR/Operator.cpp

  Log Message:
  -----------
  [Operator] Add hasPoisonGeneratingFlags [mostly NFC]

This method parallels the dropPoisonGeneratingFlags on Instruction, but is hoisted to operator to handle constant expressions as well.

This is mostly code movement, but I did go ahead and add the inrange constexpr gep case.  This had been discussed previously, but apparently never followed up o.