Caught this in my testing with enhanced debugging checks.
Index: src/backend/access/heap/tuptoaster.c
===================================================================
RCS file: /home/stark/src/REPOSITORY/pgsql/src/backend/access/heap/tuptoaster.c,v
retrieving revision 1.77
diff -u -r1.77 tuptoaster.c
--- src/backend/access/heap/tuptoaster.c 1 Oct 2007 16:25:56 -0000 1.77
+++ src/backend/access/heap/tuptoaster.c 11 Oct 2007 14:47:17 -0000
@@ -813,7 +813,6 @@
pfree(DatumGetPointer(old_value));
toast_free[i] = true;
- toast_sizes[i] = VARSIZE(toast_values[i]);
need_change = true;
need_free = true;
--
Gregory Stark
EnterpriseDB http://www.enterprisedb.com
