1 error: suffixed literals are not allowed in attributes
2 --> $DIR/invalid-rustc_args_required_const-arguments.rs:18:29
4 LL | #[rustc_args_required_const(0usize)]
7 = help: instead of using a suffixed literal (`1u8`, `1.0f32`, etc.), use an unsuffixed version (`1`, `1.0`, etc.)
9 error: index exceeds number of arguments
10 --> $DIR/invalid-rustc_args_required_const-arguments.rs:3:29
12 LL | #[rustc_args_required_const(0)]
13 | ^ there are only 0 arguments
15 error: index exceeds number of arguments
16 --> $DIR/invalid-rustc_args_required_const-arguments.rs:6:29
18 LL | #[rustc_args_required_const(1)]
19 | ^ there is only 1 argument
21 error: arguments should be non-negative integers
22 --> $DIR/invalid-rustc_args_required_const-arguments.rs:9:29
24 LL | #[rustc_args_required_const(a)]
27 error: arguments should be non-negative integers
28 --> $DIR/invalid-rustc_args_required_const-arguments.rs:12:32
30 LL | #[rustc_args_required_const(1, a, 2, b)]
33 error: attribute should be applied to a function
34 --> $DIR/invalid-rustc_args_required_const-arguments.rs:15:1
36 LL | #[rustc_args_required_const(0)]
37 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
39 | --------- not a function
41 error: index exceeds number of arguments
42 --> $DIR/invalid-rustc_args_required_const-arguments.rs:22:33
44 LL | #[rustc_args_required_const(1)]
45 | ^ there is only 1 argument
47 error: aborting due to 7 previous errors