1 error: constant values inside of type parameter defaults must not depend on generic parameters
2 --> $DIR/param-in-ct-in-ty-param-default.rs:1:44
4 LL | struct Foo<T, U = [u8; std::mem::size_of::<T>()]>(T, U);
5 | ^ the anonymous constant must not depend on the parameter `T`
7 error: aborting due to previous error