Revert "Merge pull request #69807 from apple/revert-69450-uninarrayfix"

This reverts commit cabb5e109f, reversing
changes made to 09688abb02.

lib/SILOptimizer/Transforms/DeadObjectElimination.cpp

@@ -616,6 +616,13 @@ recursivelyCollectInteriorUses(ValueBase *DefInst,
       AllUsers.insert(User);
       continue;
     }
+    if (auto *MDI = dyn_cast<MarkDependenceInst>(User)) {
+      if (!recursivelyCollectInteriorUses(MDI, AddressNode,
+                                          IsInteriorAddress)) {
+        return false;
+      }
+      continue;
+    }
     if (auto PTAI = dyn_cast<PointerToAddressInst>(User)) {
       // Only one pointer-to-address is allowed for safety.
       if (SeenPtrToAddr)
@@ -1163,11 +1170,17 @@ bool DeadObjectElimination::processAllocApply(ApplyInst *AI,
 
   LLVM_DEBUG(llvm::dbgs() << "    Success! Eliminating apply allocate(...).\n");
 
+  auto *ARI = dyn_cast<AllocRefInst>(AI->getArgument(0));
+
   deleter.forceDeleteWithUsers(AI);
   for (auto *toDelete : instsDeadAfterInitializerRemoved) {
     deleter.trackIfDead(toDelete);
   }
 
+  if (ARI) {
+    deleter.forceDeleteWithUsers(ARI);
+  }
+
   ++DeadAllocApplyEliminated;
   return true;
 }