- uint32 hash = DatumGetUInt32( FunctionCall1( &stat->info->hashFunc, stat->elems[i].datum ) );
- int index = HASHVAL(hash);
+ uint32 hash;
+ int index;
+
+ hash = DatumGetUInt32(FunctionCall1Coll(&stat->info->hashFunc,
+ DEFAULT_COLLATION_OID,
+ stat->elems[i].datum));
+ index = HASHVAL(hash);