blob: 4d41fa20e6f34b916633b78ec283d33234aab632 [file] [log] [blame]
// TODO(multitest): This was automatically migrated from a multitest and may
// contain strange or dead code.
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// Test least upper bound through type checking of conditionals.
class A {
var a;
class B {
var b;
class C extends B {
var c;
class D extends B {
var d;
class E<T> {
T e;
class F<T> extends E<T> {
T f;
F(T f)
: this.f = f,
void main() {
testAB(new A(), new B());
testBC(new C(), new C());
testCD(new C(), new D());
testEE(new F<C>(new C()), new F<C>(new C()));
testEF(new F<C>(new C()), new F<C>(new C()));
void testAB(A a, B b) {
var c = new C();
void testBC(B b, C c) {
var a = null;
void testCD(C c, D d) {
void testEE(E<B> e, E<C> f) {
// The least upper bound of E<B> and E<C> is E<B>.
void testEF(E<B> e, F<C> f) {
// The least upper bound of E<B> and F<C> is E<B>.
E<B> r1 = true ? e : f;
var r5;