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warning: the feature `const_generics` is incomplete and may cause the compiler to crash
--> $DIR/derive-debug-array-wrapper.rs:1:12
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LL | #![feature(const_generics)]
| ^^^^^^^^^^^^^^
error[E0277]: `[u32; _]` doesn't implement `std::fmt::Debug`
--> $DIR/derive-debug-array-wrapper.rs:6:5
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LL | a: [u32; N],
| ^^^^^^^^^^^ `[u32; _]` cannot be formatted using `{:?}` because it doesn't implement `std::fmt::Debug`
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= help: the trait `std::fmt::Debug` is not implemented for `[u32; _]`
= note: required because of the requirements on the impl of `std::fmt::Debug` for `&[u32; _]`
= note: required for the cast to the object type `dyn std::fmt::Debug`
error: aborting due to previous error
For more information about this error, try `rustc --explain E0277`.
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