| error[E0308]: mismatched types |
| --> $DIR/hr-subtype.rs:39:26 |
| | |
| LL | gimme::<$t1>(None::<$t2>); |
| | ^^^^^^^^^^^ lifetime mismatch |
| ... |
| LL | / check! { free_x_vs_free_y: (fn(&'x u32), |
| LL | | fn(&'y u32)) } |
| | |__________________________________________- in this macro invocation |
| | |
| = note: expected type `std::option::Option<fn(&'x u32)>` |
| found type `std::option::Option<fn(&'y u32)>` |
| note: the lifetime 'x as defined on the function body at 38:22... |
| --> $DIR/hr-subtype.rs:38:22 |
| | |
| LL | fn supertype<'x,'y:'x,'z:'y>() { |
| | ^^ |
| ... |
| LL | / check! { free_x_vs_free_y: (fn(&'x u32), |
| LL | | fn(&'y u32)) } |
| | |__________________________________________- in this macro invocation |
| note: ...does not necessarily outlive the lifetime 'y as defined on the function body at 38:25 |
| --> $DIR/hr-subtype.rs:38:25 |
| | |
| LL | fn supertype<'x,'y:'x,'z:'y>() { |
| | ^^ |
| ... |
| LL | / check! { free_x_vs_free_y: (fn(&'x u32), |
| LL | | fn(&'y u32)) } |
| | |__________________________________________- in this macro invocation |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0308`. |