rust/tests/ui/const-generics/generic_const_exprs/array-size-in-generic-struct-param.min.stderr
2023-06-01 18:21:42 +00:00

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error: generic parameters may not be used in const operations
--> $DIR/array-size-in-generic-struct-param.rs:8:48
|
LL | struct ArithArrayLen<const N: usize>([u32; 0 + N]);
| ^ cannot perform const operation using `N`
|
= help: const parameters may only be used as standalone arguments, i.e. `N`
= help: use `#![feature(generic_const_exprs)]` to allow generic const expressions
error: generic parameters may not be used in const operations
--> $DIR/array-size-in-generic-struct-param.rs:23:15
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LL | arr: [u8; CFG.arr_size],
| ^^^ cannot perform const operation using `CFG`
|
= help: const parameters may only be used as standalone arguments, i.e. `CFG`
= help: use `#![feature(generic_const_exprs)]` to allow generic const expressions
error: `Config` is forbidden as the type of a const generic parameter
--> $DIR/array-size-in-generic-struct-param.rs:21:21
|
LL | struct B<const CFG: Config> {
| ^^^^^^
|
= note: the only supported types are integers, `bool` and `char`
= help: more complex types are supported with `#![feature(adt_const_params)]`
error: aborting due to 3 previous errors