| // run-pass |
| #![allow(dead_code)] |
| // Issue #2263. |
| |
| // Here, `f` is a function that takes a pointer `x` and a function |
| // `g`, where `g` requires its argument `y` to be in the same region |
| // that `x` is in. |
| // pretty-expanded FIXME #23616 |
| |
| fn has_same_region(f: Box<dyn for<'a> FnMut(&'a isize, Box<dyn FnMut(&'a isize)>)>) { |
| // `f` should be the type that `wants_same_region` wants, but |
| // right now the compiler complains that it isn't. |
| wants_same_region(f); |
| } |
| |
| fn wants_same_region(_f: Box<dyn for<'b> FnMut(&'b isize, Box<dyn FnMut(&'b isize)>)>) { |
| } |
| |
| pub fn main() { |
| } |
