Now that I look at it, int_array_enum() didn't work either.

diff --git a/contrib/intagg/int_aggregate.c b/contrib/intagg/int_aggregate.c
index 67056af8eddecacb09e5276c97052e0c65e282f5..cb0f1f3a45277a6384f8a0efa8cc6533d1e74d34 100644 (file)
--- a/contrib/intagg/int_aggregate.c
+++ b/contrib/intagg/int_aggregate.c
@@ -201,6 +201,10 @@ int_enum(PG_FUNCTION_ARGS)
        if (!fcinfo->context)
        {
                /* Allocate a working context */
+               MemoryContext   oldcontext;
+
+               oldcontext = MemoryContextSwitchTo(fcinfo->flinfo->fn_mcxt);
+
                pc = (CTX *) palloc(sizeof(CTX));
 
                /* Don't copy attribute if you don't need to */
@@ -218,6 +222,7 @@ int_enum(PG_FUNCTION_ARGS)
                }
                pc->num = 0;
                fcinfo->context = (Node *) pc;
+               MemoryContextSwitchTo(oldcontext);
        }
        else    /* use an existing one */
                pc = (CTX *) fcinfo->context;