[llvm] [VPlan] Delay adding canonical IV increment and exit branches. (PR #82270)

[Florian Hahn via llvm-commits]

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@@ -142,7 +143,7 @@ static bool verifyBlock(const VPBlockBase *VPB, const VPDominatorTree &VPDT) {
   if (VPB->getNumSuccessors() > 1 ||
       (VPBB && VPBB->getParent() && VPBB->isExiting() &&
        !VPBB->getParent()->isReplicator())) {
-    if (!VPBB || !VPBB->getTerminator()) {
+    if (!IsAbstract && (!VPBB || !VPBB->getTerminator())) {
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fhahn wrote:

It applies per-region, but the global flag indicates whether it is required at this verification stage. Not sure if it would be worth tracking separately somewhere?

https://github.com/llvm/llvm-project/pull/82270