| // This is testing how the diagnostic from issue #54556 behaves when |
| // the destructor code is attached to a place held in a field of the |
| // temporary being dropped. |
| // |
| // Eventually it would be nice if the diagnostic would actually report |
| // that specific place and its type that implements the `Drop` trait. |
| // But for the short term, it is acceptable to just print out the |
| // whole type of the temporary. |
| |
| #![allow(warnings)] |
| |
| struct Wrap<'p> { p: &'p mut i32 } |
| |
| impl<'p> Drop for Wrap<'p> { |
| fn drop(&mut self) { |
| *self.p += 1; |
| } |
| } |
| |
| struct Foo<'p> { a: String, b: Wrap<'p> } |
| |
| fn main() { |
| let mut x = 0; |
| let wrap = Wrap { p: &mut x }; |
| let s = String::from("str"); |
| let foo = Foo { a: s, b: wrap }; |
| x = 1; //~ ERROR cannot assign to `x` because it is borrowed [E0506] |
| } |