refactor: use 8 byte alignment

Author: tjzel

packages/react-native/ReactCommon/react/renderer/components/view/YogaLayoutableShadowNode.cpp

@@ -338,7 +338,7 @@ void YogaLayoutableShadowNode::updateYogaChildrenOwnersIfNeeded() {
   // initialised function-local static.
   // NOLINTBEGIN(cppcoreguidelines-pro-type-reinterpret-cast)
   static auto* const kDetachedYogaNodeOwnerSentinel =
-      reinterpret_cast<yoga::Node*>(0xBADC0FFEE0DDF00DULL);
+      reinterpret_cast<yoga::Node*>(0xBADC0FFEE0DDF000ULL);
   // NOLINTEND(cppcoreguidelines-pro-type-reinterpret-cast)
   for (auto& childYogaNode : yogaNode_.getChildren()) {
     if (YGNodeGetOwner(childYogaNode) == &yogaNode_) {

packages/react-native/ReactCommon/yoga/yoga/YGNode.cpp

@@ -279,17 +279,11 @@ size_t YGNodeGetChildCount(const YGNodeConstRef node) {
 }
 
 YGNodeRef YGNodeGetOwner(const YGNodeRef node) {
-  // The owner is returned verbatim as an opaque handle. It may hold a
-  // non-dereferenceable sentinel value, so it must not undergo a
-  // derived-to-base conversion that asserts pointer alignment/validity.
-  return reinterpret_cast<YGNodeRef>(resolveRef(node)->getOwner());
+  return resolveRef(node)->getOwner();
 }
 
 YGNodeRef YGNodeGetParent(const YGNodeRef node) {
-  // The owner is returned verbatim as an opaque handle. It may hold a
-  // non-dereferenceable sentinel value, so it must not undergo a
-  // derived-to-base conversion that asserts pointer alignment/validity.
-  return reinterpret_cast<YGNodeRef>(resolveRef(node)->getOwner());
+  return resolveRef(node)->getOwner();
 }
 
 void YGNodeSetConfig(YGNodeRef node, YGConfigRef config) {