[llvm] [VPlan] Replace VPRegionBlock with explicit CFG before execute (NFCI). (PR #117506)

[Florian Hahn via llvm-commits]

================
@@ -1377,7 +1421,7 @@ static bool isDefinedInsideLoopRegions(const VPValue *VPV) {
                   DefR->getParent()->getEnclosingLoopRegion());
 }
 
-bool VPValue::isDefinedOutsideLoopRegions() const {
+bool VPValue::isDefinedOutsideLoop() const {
----------------
fhahn wrote:

Restored original name for now

https://github.com/llvm/llvm-project/pull/117506