| library /*isNonNullableByDefault*/; | |
| // | |
| // Problems in library: | |
| // | |
| // pkg/front_end/testcases/general/issue45700.crash_dart:5:12: Error: Can't use a function type as supertype. | |
| // mixin M on Function() {} | |
| // ^ | |
| // | |
| import self as self; | |
| import "dart:core" as core; | |
| abstract class M extends core::Object /*isMixinDeclaration*/ { | |
| } | |
| static method main() → void {} |