| // Regression test for issue #24622. The older associated types code |
| // was erroneously assuming that all projections outlived the current |
| // fn body, causing this (invalid) code to be accepted. |
| |
| pub trait Foo<'a> { |
| type Bar; |
| } |
| |
| impl<'a, T:'a> Foo<'a> for T { |
| type Bar = &'a T; |
| } |
| |
| fn denormalise<'a, T>(t: &'a T) -> <T as Foo<'a>>::Bar { |
| t |
| } |
| |
| pub fn free_and_use<T: for<'a> Foo<'a>, |
| F: for<'a> FnOnce(<T as Foo<'a>>::Bar)>(x: T, f: F) { |
| let y; |
| 'body: loop { // lifetime annotations added for clarity |
| 's: loop { y = denormalise(&x); break } |
| drop(x); //~ ERROR cannot move out of `x` because it is borrowed |
| return f(y); |
| } |
| } |
| |
| pub fn main() { |
| } |