[rustc.git] / src / test / ui / issues / issue-26205.rs

// check-pass
#![allow(dead_code)]
use std::ops::{Deref, DerefMut};

struct Foo;

impl Foo {
    fn foo_mut(&mut self) {}
}

struct Bar(Foo);

impl Deref for Bar {
    type Target = Foo;

    fn deref(&self) -> &Foo {
        &self.0
    }
}

impl DerefMut for Bar {
    fn deref_mut(&mut self) -> &mut Foo {
        &mut self.0
    }
}

fn test(mut bar: Box<Bar>) {
    bar.foo_mut();
}

fn main() {}
Commit	Line	Data
60c5eb7d	1	// check-pass
0bf4aa26	2	#![allow(dead_code)]
e9174d1e	3	use std::ops::{Deref, DerefMut};
85aaf69f	4
e9174d1e	5	struct Foo;
223e47cc	6
e9174d1e SL	7	impl Foo {
	8	fn foo_mut(&mut self) {}
	9	}
	10
	11	struct Bar(Foo);
62682a34	12
e9174d1e SL	13	impl Deref for Bar {
	14	type Target = Foo;
	15
	16	fn deref(&self) -> &Foo {
	17	&self.0
	18	}
	19	}
62682a34	20
e9174d1e SL	21	impl DerefMut for Bar {
	22	fn deref_mut(&mut self) -> &mut Foo {
	23	&mut self.0
	24	}
62682a34	25	}
e9174d1e SL	26
	27	fn test(mut bar: Box<Bar>) {
	28	bar.foo_mut();
	29	}
	30
	31	fn main() {}