1 error: generic parameters may not be used in const operations
2 --> $DIR/feature-gate-generic_const_exprs.rs:1:33
4 LL | type Arr<const N: usize> = [u8; N - 1];
5 | ^ cannot perform const operation using `N`
7 = help: const parameters may only be used as standalone arguments, i.e. `N`
8 = help: use `#![feature(generic_const_exprs)]` to allow generic const expressions
10 error: aborting due to previous error