1 error[E0277]: the size for values of type `[{integer}]` cannot be known at compilation time
2 --> $DIR/issue-17651.rs:5:18
4 LL | (|| Box::new(*(&[0][..])))();
5 | -------- ^^^^^^^^^^^ doesn't have a size known at compile-time
7 | required by a bound introduced by this call
9 = help: the trait `Sized` is not implemented for `[{integer}]`
10 note: required by a bound in `Box::<T>::new`
11 --> $SRC_DIR/alloc/src/boxed.rs:LL:COL
14 | ^ required by this bound in `Box::<T>::new`
16 error: aborting due to previous error
18 For more information about this error, try `rustc --explain E0277`.