| // compile-flags:-Zborrowck=mir | |
| #![feature(member_constraints)] | |
| #![feature(type_alias_impl_trait)] | |
| #[derive(Clone)] | |
| struct CopyIfEq<T, U>(T, U); | |
| impl<T: Copy> Copy for CopyIfEq<T, T> {} | |
| type E<'a, 'b> = impl Sized; | |
| fn foo<'a, 'b, 'c>(x: &'static i32, mut y: &'a i32) -> E<'b, 'c> { | |
| //~^ ERROR lifetime may not live long enough | |
| let v = CopyIfEq::<*mut _, *mut _>(&mut {x}, &mut y); | |
| let u = v; | |
| let _: *mut &'a i32 = u.1; | |
| unsafe { let _: &'b i32 = *u.0; } | |
| u.0 | |
| } | |
| fn main() {} |