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error[E0277]: the size for values of type `[i32]` cannot be known at compilation time
--> $DIR/issue-30276.rs:4:29
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LL | let _x: fn(_) -> Test = Test;
| ^^^^ doesn't have a size known at compile-time
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= help: the trait `Sized` is not implemented for `[i32]`
= note: all function arguments must have a statically known size
= help: unsized fn params are gated as an unstable feature
error: aborting due to previous error
For more information about this error, try `rustc --explain E0277`.
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