rust/tests/ui/traits/new-solver/normalize-param-env-3.rs

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// check-pass
// compile-flags: -Ztrait-solver=next
// Issue 100177
trait GenericTrait<T> {}
trait Channel<I>: GenericTrait<Self::T> {
type T;
}
trait Sender {
type Msg;
fn send<C>()
where
C: Channel<Self::Msg>;
}
impl<T> Sender for T {
type Msg = ();
fn send<C>()
where
C: Channel<Self::Msg>,
{
}
}
// This works
fn foo<I, C>(ch: C) where C: Channel<I> {}
fn main() {}