4 fail_compilation/ice8100.d(10): Error: no property `Q` for type `ice8100.Bar!bool`
5 fail_compilation/ice8100.d(11): Error: template instance `ice8100.Foo!(Bar!bool)` error instantiating
6 fail_compilation/ice8100.d(12): instantiated from here: `Bar!bool`
10 class Foo(T1) { T1.Q r; }
11 class Bar(T2) : Foo!(Bar!T2) {}