error[E0381]: used binding `x` isn't initialized --> $DIR/type-check-2-2.rs:19:28 | LL | let x: u64; | - binding declared here but left uninitialized LL | asm!("{}", in(reg) x); | ^ `x` used here but it isn't initialized error[E0381]: used binding `y` isn't initialized --> $DIR/type-check-2-2.rs:22:9 | LL | let mut y: u64; | ----- binding declared here but left uninitialized LL | asm!("{}", inout(reg) y); | ^^^^^^^^^^^^^^^^^^^^^^^^ `y` used here but it isn't initialized error[E0596]: cannot borrow `v` as mutable, as it is not declared as mutable --> $DIR/type-check-2-2.rs:30:29 | LL | let v: Vec = vec![0, 1, 2]; | - help: consider changing this to be mutable: `mut v` LL | asm!("{}", in(reg) v[0]); LL | asm!("{}", out(reg) v[0]); | ^ cannot borrow as mutable error[E0596]: cannot borrow `v` as mutable, as it is not declared as mutable --> $DIR/type-check-2-2.rs:32:31 | LL | let v: Vec = vec![0, 1, 2]; | - help: consider changing this to be mutable: `mut v` ... LL | asm!("{}", inout(reg) v[0]); | ^ cannot borrow as mutable error: aborting due to 4 previous errors Some errors have detailed explanations: E0381, E0596. For more information about an error, try `rustc --explain E0381`.