blob: 3ec2d0760146497457d853e12a30234e75131a14 [file] [log] [blame]
// Copyright (c) 2017, 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.
/*@testedFeatures=checks*/
library test;
abstract class I<T> {
void f1(T x);
void f2(T x);
}
class C<U> implements I<int> {
void f1(int x) {}
void f2(int x, [U y]) {}
}
class D<U> extends C<U> {
void f1(int x) {}
void f2(int x, [U y]) {}
}
void g1(C<num> c) {
c.f1(1);
}
void g2(I<num> i) {
i.f1(1.5);
}
void g3(C<num> c) {
c.f2(1, 1.5);
}
void g4(D<num> d) {
d.f1(1);
}
void g5(D<num> d) {
d.f2(1, 1.5);
}
void test() {
g2(new C<num>());
}
void main() {}