blob: 75e48bf4a482a811581d87a19d96b9133c06f8dd (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
// check-pass
#![feature(type_changing_struct_update)]
#![allow(incomplete_features)]
use std::any::Any;
struct Foo<A, B: ?Sized, C: ?Sized> {
a: A,
b: Box<B>,
c: Box<C>,
}
struct B;
struct C;
fn main() {
let y = Foo::<usize, dyn Any, dyn Any> {
a: 0,
b: Box::new(B),
..Foo {
a: 0,
b: Box::new(B),
// C needs to be told to coerce to `Box<dyn Any>`
c: Box::new(C),
}
};
}
|