From a51cc7e9e60701d31032669011adcda8b4621d93 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Wed, 27 Mar 2019 11:10:42 -0400
Subject: [PATCH] Suppress uninitialized-variable warning.

Apparently Andres' compiler is smart enough to see that hpage
must be initialized before use ... but mine isn't.
---
 src/backend/access/heap/heapam.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/backend/access/heap/heapam.c b/src/backend/access/heap/heapam.c
index f3812dd587..de5bb9194e 100644
--- a/src/backend/access/heap/heapam.c
+++ b/src/backend/access/heap/heapam.c
@@ -6986,6 +6986,7 @@ heap_compute_xid_horizon_for_tuples(Relation rel,
 
 	/* Iterate over all tids, and check their horizon */
 	hblkno = InvalidBlockNumber;
+	hpage = NULL;
 	for (int i = 0; i < nitems; i++)
 	{
 		ItemPointer htid = &tids[i];