14 struct RectangularArray<T, const WIDTH: usize, const HEIGHT: usize> {
15 array: [[T; WIDTH]; HEIGHT],
20 let x: RectangularArray<i32, 2, 4>;
21 let y: RectangularArray<i32, X, {2
25 fn foo<const X: usize>() {
26 const Y: usize = X * 2;
27 static Z: (usize, usize) = (X, X);
32 type Foo<const N: usize> = [i32; N + 1];
34 pub trait Foo: Bar<{Baz::COUNT}> {
39 fn const_generics_on_params<