[rustc.git] / src / test / ui / issues / issue-32122-2.rs

// run-rustfix
use std::ops::Deref;
struct Bar(u8);
struct Foo(Bar);
struct Emm(Foo);
impl Deref for Bar{
    type Target = u8;
    fn deref(&self) -> &Self::Target {
        &self.0
    }
}
impl Deref for Foo {
    type Target = Bar;
    fn deref(&self) -> &Self::Target {
        &self.0
    }
}
impl Deref for Emm {
    type Target = Foo;
    fn deref(&self) -> &Self::Target {
        &self.0
    }
}
fn main() {
    let a = Emm(Foo(Bar(0)));
    // Should suggest `&***` even when deref is pretty deep
    let _: *const u8 = &a; //~ ERROR mismatched types
}
Commit	Line	Data
f9f354fc XL	1	// run-rustfix
	2	use std::ops::Deref;
	3	struct Bar(u8);
	4	struct Foo(Bar);
	5	struct Emm(Foo);
	6	impl Deref for Bar{
	7	type Target = u8;
	8	fn deref(&self) -> &Self::Target {
	9	&self.0
	10	}
	11	}
	12	impl Deref for Foo {
	13	type Target = Bar;
	14	fn deref(&self) -> &Self::Target {
	15	&self.0
	16	}
	17	}
	18	impl Deref for Emm {
	19	type Target = Foo;
	20	fn deref(&self) -> &Self::Target {
	21	&self.0
	22	}
	23	}
	24	fn main() {
	25	let a = Emm(Foo(Bar(0)));
	26	// Should suggest `&***` even when deref is pretty deep
	27	let _: *const u8 = &a; //~ ERROR mismatched types
	28	}