rust/tests/ui/const-generics/infer/issue-77092.stderr
2024-10-14 20:24:30 +02:00

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error[E0284]: type annotations needed
--> $DIR/issue-77092.rs:11:26
|
LL | println!("{:?}", take_array_from_mut(&mut arr, i));
| ^^^^^^^^^^^^^^^^^^^ cannot infer the value of the const parameter `N` declared on the function `take_array_from_mut`
|
note: required by a const generic parameter in `take_array_from_mut`
--> $DIR/issue-77092.rs:3:27
|
LL | fn take_array_from_mut<T, const N: usize>(data: &mut [T], start: usize) -> &mut [T; N] {
| ^^^^^^^^^^^^^^ required by this const generic parameter in `take_array_from_mut`
help: consider specifying the generic arguments
|
LL | println!("{:?}", take_array_from_mut::<i32, N>(&mut arr, i));
| ++++++++++
error[E0284]: type annotations needed
--> $DIR/issue-77092.rs:11:26
|
LL | println!("{:?}", take_array_from_mut(&mut arr, i));
| ---- ^^^^^^^^^^^^^^^^^^^ cannot infer the value of the const parameter `N` declared on the function `take_array_from_mut`
| |
| type must be known at this point
|
= note: required for `[i32; _]` to implement `Debug`
= note: 1 redundant requirement hidden
= note: required for `&mut [i32; _]` to implement `Debug`
note: required by a bound in `core::fmt::rt::Argument::<'_>::new_debug`
--> $SRC_DIR/core/src/fmt/rt.rs:LL:COL
help: consider specifying the generic arguments
|
LL | println!("{:?}", take_array_from_mut::<i32, N>(&mut arr, i));
| ++++++++++
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0284`.