[NFC] Return instruction from createScopeEnd.

Author: nate-chandler

include/swift/SIL/ScopedAddressUtils.h

@@ -122,7 +122,8 @@ struct ScopedAddressValue {
   AddressUseKind updateTransitiveLiveness(SSAPrunedLiveness &liveness) const;
 
   /// Create appropriate scope ending instruction at \p insertPt.
-  void createScopeEnd(SILBasicBlock::iterator insertPt, SILLocation loc) const;
+  SILInstruction *createScopeEnd(SILBasicBlock::iterator insertPt,
+                                 SILLocation loc) const;
 
   /// Create scope ending instructions at \p liveness boundary.
   void endScopeAtLivenessBoundary(SSAPrunedLiveness *liveness) const;

lib/SIL/Utils/ScopedAddressUtils.cpp

@@ -151,16 +151,15 @@ AddressUseKind ScopedAddressValue::updateTransitiveLiveness(
   return addressKind;
 }
 
-void ScopedAddressValue::createScopeEnd(SILBasicBlock::iterator insertPt,
-                                        SILLocation loc) const {
+SILInstruction *
+ScopedAddressValue::createScopeEnd(SILBasicBlock::iterator insertPt,
+                                   SILLocation loc) const {
   switch (kind) {
   case ScopedAddressValueKind::StoreBorrow: {
-    SILBuilderWithScope(insertPt).createEndBorrow(loc, value);
-    return;
+    return SILBuilderWithScope(insertPt).createEndBorrow(loc, value);
   }
   case ScopedAddressValueKind::BeginAccess: {
-    SILBuilderWithScope(insertPt).createEndAccess(loc, value, false);
-    return;
+    return SILBuilderWithScope(insertPt).createEndAccess(loc, value, false);
   }
   case ScopedAddressValueKind::Invalid:
     llvm_unreachable("Using invalid case?!");