| error: lifetime may not live long enough |
| --> $DIR/region-lifetime-bounds-on-fns-where-clause.rs:8:5 |
| | |
| LL | fn b<'a, 'b>(x: &mut &'a isize, y: &mut &'b isize) { |
| | -- -- lifetime `'b` defined here |
| | | |
| | lifetime `'a` defined here |
| LL | // Illegal now because there is no `'b:'a` declaration. |
| LL | *x = *y; |
| | ^^^^^^^ assignment requires that `'b` must outlive `'a` |
| | |
| = help: consider adding the following bound: `'b: 'a` |
| |
| error: lifetime may not live long enough |
| --> $DIR/region-lifetime-bounds-on-fns-where-clause.rs:14:5 |
| | |
| LL | fn c<'a,'b>(x: &mut &'a isize, y: &mut &'b isize) { |
| | -- -- lifetime `'b` defined here |
| | | |
| | lifetime `'a` defined here |
| ... |
| LL | a(x, y); |
| | ^^^^^^^ argument requires that `'b` must outlive `'a` |
| | |
| = help: consider adding the following bound: `'b: 'a` |
| |
| error: higher-ranked subtype error |
| --> $DIR/region-lifetime-bounds-on-fns-where-clause.rs:20:12 |
| | |
| LL | let _: fn(&mut &isize, &mut &isize) = a; |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| |
| error: higher-ranked subtype error |
| --> $DIR/region-lifetime-bounds-on-fns-where-clause.rs:20:12 |
| | |
| LL | let _: fn(&mut &isize, &mut &isize) = a; |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| |
| error: aborting due to 4 previous errors |
| |