|  | library /*isNonNullableByDefault*/; | 
|  | // | 
|  | // Problems in library: | 
|  | // | 
|  | // pkg/front_end/testcases/general/issue40428.dart:28:19: Error: The argument type 'int' can't be assigned to the parameter type 'String'. | 
|  | //   new NamedMixin1(0); | 
|  | //                   ^ | 
|  | // | 
|  | // pkg/front_end/testcases/general/issue40428.dart:29:19: Error: The argument type 'int' can't be assigned to the parameter type 'String'. | 
|  | //   new NamedMixin2(0); | 
|  | //                   ^ | 
|  | // | 
|  | import self as self; | 
|  | import "dart:core" as core; | 
|  |  | 
|  | abstract class SuperClass1 extends core::Object { | 
|  | final field core::String value; | 
|  | constructor •(core::String value) → self::SuperClass1 | 
|  | : self::SuperClass1::value = value, super core::Object::•() | 
|  | ; | 
|  | } | 
|  | abstract class SuperClass2 extends core::Object { | 
|  | final field core::String value; | 
|  | constructor •(core::String i) → self::SuperClass2 | 
|  | : self::SuperClass2::value = i, super core::Object::•() | 
|  | ; | 
|  | } | 
|  | class Mixin extends core::Object { | 
|  | synthetic constructor •() → self::Mixin | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  | class NamedMixin1 extends self::SuperClass1 implements self::Mixin /*isEliminatedMixin*/  { | 
|  | synthetic constructor •(core::String value) → self::NamedMixin1 | 
|  | : super self::SuperClass1::•(value) | 
|  | ; | 
|  | } | 
|  | class NamedMixin2 extends self::SuperClass2 implements self::Mixin /*isEliminatedMixin*/  { | 
|  | synthetic constructor •(core::String i) → self::NamedMixin2 | 
|  | : super self::SuperClass2::•(i) | 
|  | ; | 
|  | } | 
|  | static method main() → void { | 
|  | new self::NamedMixin1::•(""); | 
|  | new self::NamedMixin2::•(""); | 
|  | } | 
|  | static method errors() → dynamic { | 
|  | new self::NamedMixin1::•(invalid-expression "pkg/front_end/testcases/general/issue40428.dart:28:19: Error: The argument type 'int' can't be assigned to the parameter type 'String'. | 
|  | new NamedMixin1(0); | 
|  | ^" in 0 as{TypeError,ForNonNullableByDefault} core::String); | 
|  | new self::NamedMixin2::•(invalid-expression "pkg/front_end/testcases/general/issue40428.dart:29:19: Error: The argument type 'int' can't be assigned to the parameter type 'String'. | 
|  | new NamedMixin2(0); | 
|  | ^" in 0 as{TypeError,ForNonNullableByDefault} core::String); | 
|  | } |