error: lifetime may not live long enough --> $DIR/type-check-pointer-comparisons.rs:6:5 | LL | fn compare_const<'a, 'b>(x: *const &mut &'a i32, y: *const &mut &'b i32) { | -- -- lifetime `'b` defined here | | | lifetime `'a` defined here LL | x == y; | ^ requires that `'a` must outlive `'b` error: lifetime may not live long enough --> $DIR/type-check-pointer-comparisons.rs:6:10 | LL | fn compare_const<'a, 'b>(x: *const &mut &'a i32, y: *const &mut &'b i32) { | -- -- lifetime `'b` defined here | | | lifetime `'a` defined here LL | x == y; | ^ requires that `'b` must outlive `'a` error: lifetime may not live long enough --> $DIR/type-check-pointer-comparisons.rs:12:5 | LL | fn compare_mut<'a, 'b>(x: *mut &'a i32, y: *mut &'b i32) { | -- -- lifetime `'b` defined here | | | lifetime `'a` defined here LL | x == y; | ^ requires that `'a` must outlive `'b` error: lifetime may not live long enough --> $DIR/type-check-pointer-comparisons.rs:12:10 | LL | fn compare_mut<'a, 'b>(x: *mut &'a i32, y: *mut &'b i32) { | -- -- lifetime `'b` defined here | | | lifetime `'a` defined here LL | x == y; | ^ requires that `'b` must outlive `'a` error: lifetime may not live long enough --> $DIR/type-check-pointer-comparisons.rs:18:5 | LL | fn compare_fn_ptr<'a, 'b, 'c>(f: fn(&'c mut &'a i32), g: fn(&'c mut &'b i32)) { | -- -- lifetime `'b` defined here | | | lifetime `'a` defined here LL | f == g; | ^ requires that `'a` must outlive `'b` error: lifetime may not live long enough --> $DIR/type-check-pointer-comparisons.rs:18:10 | LL | fn compare_fn_ptr<'a, 'b, 'c>(f: fn(&'c mut &'a i32), g: fn(&'c mut &'b i32)) { | -- -- lifetime `'b` defined here | | | lifetime `'a` defined here LL | f == g; | ^ requires that `'b` must outlive `'a` error: aborting due to 6 previous errors