[llvm] [VPlan] Add VPValue for VF, use it for VPWidenIntOrFpInductionRecipe. (PR #95305)

[via llvm-commits]

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@@ -320,6 +324,7 @@ exit:
 define void @pred_cfg1(i32 %k, i32 %j) {
 ; CHECK-LABEL: LV: Checking a loop in 'pred_cfg1'
 ; CHECK:      VPlan 'Initial VPlan for VF={2},UF>=1' {
+; CHECK-NEXT: Live-in vp<[[VF:%.+]]> = VF
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ayalz wrote:

This one is defined w/o being used?

https://github.com/llvm/llvm-project/pull/95305