blob: f024389a8531f8d2af9c1ff239888de2d1d95d46 [file] [log] [blame]
// @dart = 2.9
class A {}
class B extends A {}
class C {
void f1(covariant A x) {}
void f2(A x) {}
void f3(covariant A x) {}
void f4(A x) {}
void f5(covariant A x) {}
void f6(covariant B x) {}
}
class D extends C {
void f1(B x) {}
void f2(covariant B x) {}
void f3(covariant B x) {}
void f4(B x) {}
void f5(covariant String x) {}
void f6(covariant A x) {}
}
main() {}