Polygon input would not accept single-point polygon output and dump.
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/utils/adt/geo_ops.c,v 1.25 1997/09/20 16:22:31 thomas Exp $
+ * $Header: /cvsroot/pgsql/src/backend/utils/adt/geo_ops.c,v 1.26 1997/09/25 14:09:04 thomas Exp $
*
*-------------------------------------------------------------------------
*/
cp++;
if (*cp == LDELIM)
{
+#if FALSE
/* nested delimiters with only one point? */
if (npts <= 1)
return (FALSE);
+#endif
depth++;
s = cp;
}