| // 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. |
| |
| // revisions: old re |
| // compile-pass |
| |
| #![cfg_attr(re, feature(re_rebalance_coherence))] |
| |
| 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 { |
| } |
| |
| fn main() { } |
