rust/tests/ui/const-generics/issues/issue-71169.min.stderr
Esteban Küber 6c31f6ce12 Provide structured suggestion for #![feature(foo)]
```
error: `S2<'_>` is forbidden as the type of a const generic parameter
  --> $DIR/lifetime-in-const-param.rs:5:23
   |
LL | struct S<'a, const N: S2>(&'a ());
   |                       ^^
   |
   = note: the only supported types are integers, `bool` and `char`
help: add `#![feature(adt_const_params)]` to the crate attributes to enable more complex and user defined types
   |
LL + #![feature(adt_const_params)]
   |
```

Fix #55941.
2024-03-18 16:08:58 +00:00

24 lines
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Plaintext

error[E0770]: the type of const parameters must not depend on other generic parameters
--> $DIR/issue-71169.rs:5:43
|
LL | fn foo<const LEN: usize, const DATA: [u8; LEN]>() {}
| ^^^ the type must not depend on the parameter `LEN`
|
= note: const parameters may not be used in the type of const parameters
error: `[u8; LEN]` is forbidden as the type of a const generic parameter
--> $DIR/issue-71169.rs:5:38
|
LL | fn foo<const LEN: usize, const DATA: [u8; LEN]>() {}
| ^^^^^^^^^
|
= note: the only supported types are integers, `bool` and `char`
help: add `#![feature(adt_const_params)]` to the crate attributes to enable more complex and user defined types
|
LL + #![feature(adt_const_params)]
|
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0770`.