From 871d342bf3d51a7502ce7dfcbd7fe1682e1cb8fb Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Thu, 29 Jun 2023 19:14:22 -0400
Subject: [PATCH] Arm gen_node_support.pl's nodetag ABI stability check in v16.

Per RELEASE_CHANGES checklist.
---
 src/backend/nodes/gen_node_support.pl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/backend/nodes/gen_node_support.pl b/src/backend/nodes/gen_node_support.pl
index 72c79635781..d67565b925c 100644
--- a/src/backend/nodes/gen_node_support.pl
+++ b/src/backend/nodes/gen_node_support.pl
@@ -106,8 +106,8 @@ my @nodetag_only_files = qw(
 # In HEAD, these variables should be left undef, since we don't promise
 # ABI stability during development.
 
-my $last_nodetag = undef;
-my $last_nodetag_no = undef;
+my $last_nodetag = 'WindowObjectData';
+my $last_nodetag_no = 454;
 
 # output file names
 my @output_files;