[llvm] [VPlan] Invert condition if needed when creating inner regions. (PR #132292)

[via llvm-commits]

================
@@ -420,6 +420,17 @@ static void createLoopRegion(VPlan &Plan, VPBlockBase *HeaderVPB) {
   auto *PreheaderVPBB = HeaderVPB->getPredecessors()[0];
   auto *LatchVPBB = HeaderVPB->getPredecessors()[1];
 
+  // We are canonicalizing the successors of the latch when introducing the
+  // region. We will exit the region of the latch condition is true; invert the
----------------
ayalz wrote:

```suggestion
  // region, such that the latch exits the region when its condition is true; invert the
```

https://github.com/llvm/llvm-project/pull/132292