1 error[E0641]: cannot cast to a pointer of an unknown kind
2 --> $DIR/order-dependent-cast-inference.rs:5:17
4 LL | let mut y = 0 as *const _;
7 | help: consider giving more type information
9 = note: The type information given here is insufficient to check whether the pointer cast is valid
11 error: aborting due to previous error
13 For more information about this error, try `rustc --explain E0641`.