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80 lines
2.7 KiB
Plaintext
80 lines
2.7 KiB
Plaintext
warning: function cannot return without recursing
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--> $DIR/hrtb-perfect-forwarding.rs:16:1
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LL | / fn no_hrtb<'b, T>(mut t: T)
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LL | | where
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LL | | T: Bar<&'b isize>,
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| |______________________^ cannot return without recursing
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...
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LL | no_hrtb(&mut t);
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| --------------- recursive call site
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= help: a `loop` may express intention better if this is on purpose
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= note: `#[warn(unconditional_recursion)]` on by default
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warning: function cannot return without recursing
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--> $DIR/hrtb-perfect-forwarding.rs:25:1
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LL | / fn bar_hrtb<T>(mut t: T)
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LL | | where
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LL | | T: for<'b> Bar<&'b isize>,
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| |______________________________^ cannot return without recursing
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...
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LL | bar_hrtb(&mut t);
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| ---------------- recursive call site
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= help: a `loop` may express intention better if this is on purpose
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warning: function cannot return without recursing
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--> $DIR/hrtb-perfect-forwarding.rs:35:1
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LL | / fn foo_hrtb_bar_not<'b, T>(mut t: T)
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LL | | where
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LL | | T: for<'a> Foo<&'a isize> + Bar<&'b isize>,
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| |_______________________________________________^ cannot return without recursing
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...
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LL | foo_hrtb_bar_not(&mut t);
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| ------------------------ recursive call site
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= help: a `loop` may express intention better if this is on purpose
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error: lifetime may not live long enough
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--> $DIR/hrtb-perfect-forwarding.rs:43:5
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LL | fn foo_hrtb_bar_not<'b, T>(mut t: T)
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| -- lifetime `'b` defined here
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...
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LL | foo_hrtb_bar_not(&mut t);
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| ^^^^^^^^^^^^^^^^^^^^^^^^ requires that `'b` must outlive `'static`
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note: due to current limitations in the borrow checker, this implies a `'static` lifetime
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--> $DIR/hrtb-perfect-forwarding.rs:37:8
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LL | T: for<'a> Foo<&'a isize> + Bar<&'b isize>,
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| ^^^^^^^^^^^^^^^^^^^^^^
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error: implementation of `Bar` is not general enough
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--> $DIR/hrtb-perfect-forwarding.rs:43:5
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LL | foo_hrtb_bar_not(&mut t);
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| ^^^^^^^^^^^^^^^^^^^^^^^^ implementation of `Bar` is not general enough
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= note: `T` must implement `Bar<&'0 isize>`, for any lifetime `'0`...
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= note: ...but it actually implements `Bar<&'1 isize>`, for some specific lifetime `'1`
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warning: function cannot return without recursing
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--> $DIR/hrtb-perfect-forwarding.rs:48:1
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LL | / fn foo_hrtb_bar_hrtb<T>(mut t: T)
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LL | | where
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LL | | T: for<'a> Foo<&'a isize> + for<'b> Bar<&'b isize>,
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| |_______________________________________________________^ cannot return without recursing
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...
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LL | foo_hrtb_bar_hrtb(&mut t);
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| ------------------------- recursive call site
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= help: a `loop` may express intention better if this is on purpose
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error: aborting due to 2 previous errors; 4 warnings emitted
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