error[E0658]: attributes on expressions are experimental | |
--> $DIR/feature-gate-stmt_expr_attributes.rs:1:16 | |
| | |
LL | const X: i32 = #[allow(dead_code)] 8; | |
| ^^^^^^^^^^^^^^^^^^^ | |
| | |
= note: for more information, see https://github.com/rust-lang/rust/issues/15701 | |
= help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0658`. |