error[E0423]: expected function, found macro `assert_eq` --> $DIR/resolve-hint-macro.rs:2:5 | LL | assert_eq(1, 1); | ^^^^^^^^^ not a function | help: use `!` to invoke the macro | LL | assert_eq!(1, 1); | ^ error: aborting due to previous error For more information about this error, try `rustc --explain E0423`.