# This file is part of NIT ( http://www.nitlanguage.org ). # # Copyright 2009 Jean Privat # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import kernel class A fun foo: U with bar do return new U end end class T end class U special T end class V special T end class W special U special V end var a = new A var t: T = new T var u: U = new U var v: V = new V var w: W = new W var y: Object #alt1#var y: U y = a.foo with do 0.output y = a.foo with do break t y = a.foo with do break u y = a.foo with do break v y = a.foo with do break w y = a.foo with do break t break u break v break w end y = a.foo with do break u break v break w end