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|
// Issue 4691: Ensure that functional-struct-update can only copy, not
// move, when the struct implements Drop.
struct B;
struct S<K> { a: isize, b: B, c: K }
impl<K> Drop for S<K> { fn drop(&mut self) { } }
struct T { a: isize, b: Box<isize> }
impl Drop for T { fn drop(&mut self) { } }
struct V<K> { a: isize, b: Box<isize>, c: K }
impl<K> Drop for V<K> { fn drop(&mut self) { } }
#[derive(Clone)]
struct Clonable;
mod not_all_clone {
use super::*;
fn a(s0: S<()>) {
let _s2 = S { a: 2, ..s0 };
//~^ ERROR [E0509]
}
fn b(s0: S<B>) {
let _s2 = S { a: 2, ..s0 };
//~^ ERROR [E0509]
//~| ERROR [E0509]
}
fn c<K: Clone>(s0: S<K>) {
let _s2 = S { a: 2, ..s0 };
//~^ ERROR [E0509]
//~| ERROR [E0509]
}
}
mod all_clone {
use super::*;
fn a(s0: T) {
let _s2 = T { a: 2, ..s0 };
//~^ ERROR [E0509]
}
fn b(s0: T) {
let _s2 = T { ..s0 };
//~^ ERROR [E0509]
}
fn c(s0: T) {
let _s2 = T { a: 2, b: s0.b };
//~^ ERROR [E0509]
}
fn d<K: Clone>(s0: V<K>) {
let _s2 = V { a: 2, ..s0 };
//~^ ERROR [E0509]
//~| ERROR [E0509]
}
fn e(s0: V<Clonable>) {
let _s2 = V { a: 2, ..s0 };
//~^ ERROR [E0509]
//~| ERROR [E0509]
}
}
fn main() { }
|
