[llvm] [VPlan] Introduce VPInstructionWithType, use instead of VPScalarCast(NFC) (PR #129706)

[Florian Hahn via llvm-commits]

================
@@ -10412,8 +10411,9 @@ preparePlanForEpilogueVectorLoop(VPlan &Plan, Loop *L,
       assert(all_of(IV->users(),
                     [](const VPUser *U) {
                       return isa<VPScalarIVStepsRecipe>(U) ||
-                             isa<VPScalarCastRecipe>(U) ||
                              isa<VPDerivedIVRecipe>(U) ||
+                             Instruction::isCast(
+                                 cast<VPInstruction>(U)->getOpcode()) ||
----------------
fhahn wrote:

Done thanks!

https://github.com/llvm/llvm-project/pull/129706