4 fail_compilation/issue16020.d(13): Error: user-defined attributes not allowed for `alias` declarations
5 fail_compilation/issue16020.d(14): Error: semicolon expected to close `alias` declaration, not `(`
6 fail_compilation/issue16020.d(14): Error: declaration expected, not `(`
7 fail_compilation/issue16020.d(15): Deprecation: storage class `final` has no effect in type aliases
13 alias Fun
= @UDA void();
14 alias FunTemplate
= void(T
)(T t
);
15 alias F2
= final int();