--- \dll\postgresql-12.0\a\backend\executor\execExpr.c	Mon Sep 30 17:06:55 2019
+++ execExpr.c	Fri Nov 22 18:50:32 2019
@@ -2426,7 +2426,7 @@
 	{
 		desc = parent->scandesc;
 
-		if (parent && parent->scanops)
+		if (parent->scanops)
 			tts_ops = parent->scanops;
 
 		if (parent->scanopsset)