rust/tests/ui/regions/issue-12470.rs
2023-01-11 09:32:08 +00:00

35 lines
457 B
Rust

trait X {
fn get_i(&self) -> isize;
}
struct B {
i: isize
}
impl X for B {
fn get_i(&self) -> isize {
self.i
}
}
struct A<'a> {
p: &'a (dyn X + 'a)
}
fn make_a<'a>(p: &'a dyn X) -> A<'a> {
A { p: p }
}
fn make_make_a<'a>() -> A<'a> {
let b: Box<B> = Box::new(B { i: 1 });
let bb: &B = &*b;
make_a(bb) //~ ERROR cannot return value referencing local data `*b`
}
fn main() {
let _a = make_make_a();
}