From 0a3a37e8ca1daadc8b359bbad59de441df305aa6 Mon Sep 17 00:00:00 2001
From: Adlai Holler <adlai@google.com>
Date: Fri, 10 May 2019 16:31:54 -0700
Subject: [PATCH] Reclaim pending display nodes memory once the subtree is
 finished drawing (#1509)

---
 Source/ASDisplayNode.mm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Source/ASDisplayNode.mm b/Source/ASDisplayNode.mm
index 42e091e0..dede5300 100644
--- a/Source/ASDisplayNode.mm
+++ b/Source/ASDisplayNode.mm
@@ -1387,6 +1387,8 @@ NSString * const ASRenderingEngineDidDisplayNodesScheduledBeforeTimestamp = @"AS
   [_pendingDisplayNodes removeObject:node];
 
   if (_pendingDisplayNodes.isEmpty) {
+    // Reclaim object memory.
+    _pendingDisplayNodes = nil;
     
     [self hierarchyDisplayDidFinish];
     [self enumerateInterfaceStateDelegates:^(id<ASInterfaceStateDelegate> delegate) {