3 #![cfg_attr(full, feature(adt_const_params))]
4 #![cfg_attr(full, allow(incomplete_features))]
6 // Currently, const parameters cannot depend on other generic parameters,
7 // as our current implementation can't really support this.
9 // We may want to lift this restriction in the future.
11 pub struct Dependent<T, const X: T>([(); X]);
12 //~^ ERROR: the type of const parameters must not depend on other generic parameters
13 //~| ERROR: parameter `T` is never used