
Add 3 new iterator ranges to VPPhiAccessors * incoming_values(): returns a range over the incoming values of a phi * incoming_blocks(): returns a range over the incoming blocks of a phi * incoming_values_and_blocks: returns a range over pairs of incoming values and blocks. Depends on https://github.com/llvm/llvm-project/pull/124838. PR: https://github.com/llvm/llvm-project/pull/138472