| // Test that two distinct impls which match subtypes of one another |
| // yield coherence errors (or not) depending on the variance. |
| // |
| // Note: This scenario is currently accepted, but as part of the |
| // universe transition (#56105) may eventually become an error. |
| |
| // check-pass |
| |
| trait TheTrait { |
| fn foo(&self) {} |
| } |
| |
| impl TheTrait for for<'a, 'b> fn(&'a u8, &'b u8) -> &'a u8 {} |
| |
| impl TheTrait for for<'a> fn(&'a u8, &'a u8) -> &'a u8 { |
| //~^ WARNING conflicting implementation |
| //~^^ WARNING this was previously accepted by the compiler but is being phased out |
| } |
| |
| fn main() {} |
