rust/tests/ui/closures/cannot-call-unsized-via-ptr.rs

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#![feature(unsized_fn_params)]
fn main() {
// Simple coercion
let f: fn([u8]) = |_result| {};
//~^ ERROR the size for values of type `[u8]` cannot be known at compilation time
let slice: Box<[u8]> = Box::new([1; 8]);
f(*slice);
}