1 #![feature(box_into_boxed_slice)]
6 let boxed_slice = Box::new([1,2,3]) as Box<[u8]>;
7 let _ = Box::into_boxed_slice(boxed_slice);
8 //~^ ERROR the size for values of type `[u8]` cannot be known at compilation time
9 //~^^ ERROR the size for values of type `[u8]` cannot be known at compilation time
10 let boxed_trait: Box<dyn Debug> = Box::new(5u8);
11 let _ = Box::into_boxed_slice(boxed_trait);
12 //~^ ERROR the size for values of type `dyn Debug` cannot be known at compilation time
13 //~^^ ERROR the size for values of type `dyn Debug` cannot be known at compilation time