17 // Test we can turn a fat pointer to array back into a thin pointer.
18 let a: *const [i32] = &[1, 2, 3];
19 let b = a as *const [i32; 2];
21 assert_eq!(*b, [1, 2]);
24 // Test conversion to an address (usize).
25 let a: *const [i32; 3] = &[1, 2, 3];
26 let b: *const [i32] = a;
27 assert_eq!(a as usize, b as *const () as usize);
29 // And conversion to a void pointer/address for trait objects too.
30 let a: *mut dyn Foo = &mut Bar;
32 let c = a as *const () as usize;
34 let r: raw::TraitObject = mem::transmute(a);
39 assert_eq!(c, d as usize);