From c7043a193c3499809f5f47ca8ad862dd3358472a Mon Sep 17 00:00:00 2001
From: Huy Nguyen <allforone1511@gmail.com>
Date: Thu, 13 Aug 2015 07:17:24 +0300
Subject: [PATCH] When a new preferredFrameSize is set, previously calculated
 layout should be invalidated so that the size will be picked up in the next
 layout pass.

---
 AsyncDisplayKit/ASDisplayNode.mm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/AsyncDisplayKit/ASDisplayNode.mm b/AsyncDisplayKit/ASDisplayNode.mm
index 02cf7b3103..03ff30a1b1 100644
--- a/AsyncDisplayKit/ASDisplayNode.mm
+++ b/AsyncDisplayKit/ASDisplayNode.mm
@@ -1382,7 +1382,10 @@ static NSInteger incrementIfFound(NSInteger i) {
 - (void)setPreferredFrameSize:(CGSize)preferredFrameSize
 {
   ASDN::MutexLocker l(_propertyLock);
-  _preferredFrameSize = preferredFrameSize;
+  if (! CGSizeEqualToSize(_preferredFrameSize, preferredFrameSize)) {
+    _preferredFrameSize = preferredFrameSize;
+    [self invalidateCalculatedLayout];
+  }
 }
 
 - (CGSize)preferredFrameSize