From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Wed, 30 Sep 2009 21:26:17 +0000 (+0000)
Subject: Fix bogus Assert, per buildfarm results.
X-Git-Url: http://git.postgresql.org/gitweb/?a=commitdiff_plain;h=2804a45247acebd458a6ada9e8d60d2c47aa3cda;p=users%2Fsimon%2Fpostgres.git

Fix bogus Assert, per buildfarm results.
---

diff --git a/contrib/hstore/hstore_op.c b/contrib/hstore/hstore_op.c
index cfd77d4b35..a3e8f777f6 100644
--- a/contrib/hstore/hstore_op.c
+++ b/contrib/hstore/hstore_op.c
@@ -1236,8 +1236,10 @@ hstore_hash(PG_FUNCTION_ARGS)
 	 * but we make it explicit here.
 	 */
 	Assert(VARSIZE(hs) ==
-		   CALCDATASIZE(HS_COUNT(hs),
-						HSE_ENDPOS(ARRPTR(hs)[2*HS_COUNT(hs) - 1])));
+		   (HS_COUNT(hs) != 0 ?
+			CALCDATASIZE(HS_COUNT(hs),
+						 HSE_ENDPOS(ARRPTR(hs)[2*HS_COUNT(hs) - 1])) :
+			HSHRDSIZE));
 
 	PG_FREE_IF_COPY(hs,0);
 	PG_RETURN_DATUM(hval);