--- est.py-	2016-09-26 00:00:00.000000000 +0900
+++ est.py	2016-09-27 00:00:00.000000000 +0900
@@ -425,11 +425,15 @@ def do_set(e, val, info):
 		set_val(v, val, info)
 		return val
 	if e[:2] in [ [ 'op', '.' ], [ 'op', '->' ] ]:
-		name = e[2][1]  # [ 'name', xxx ]
+		d = do_expr( e[2], info )
 		memb = e[3][1]  # [ 'name', xxx ]
-		d = get_val(name, info)
 		d[memb] = val		
 		return val		
+	if e[:2] == [ 'op', '[' ]:
+		lst = do_expr( e[2], info )
+		i = do_expr( e[3], info )
+		lst[ int(i) ] = val
+		return val
 
 	warn_no_sup('do_set', 'k', k)
 
@@ -617,6 +621,7 @@ def bind_body_val(lst, vals):
 
 def do_type_struct(e, val, info):
 	# [ 'struct', name, body ]
+	do_sdef(e, info)
 	(name, body) = e[1:3]
 	if body is None:
 		body = get_val( sdef_name(name), info )