mirror of https://github.com/rust-lang/rust
51 lines
1.8 KiB
Plaintext
51 lines
1.8 KiB
Plaintext
error: `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits
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--> $DIR/rpitit.rs:9:36
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LL | fn hello() -> impl PartialEq + use<Self>;
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| ^^^^^^^^^
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= note: currently, return-position `impl Trait` in traits and trait implementations capture all lifetimes in scope
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error: `impl Trait` captures lifetime parameter, but it is not mentioned in `use<...>` precise captures list
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--> $DIR/rpitit.rs:9:19
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LL | trait Foo<'a> {
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| -- this lifetime parameter is captured
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LL | fn hello() -> impl PartialEq + use<Self>;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime captured due to being mentioned in the bounds of the `impl Trait`
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error: lifetime may not live long enough
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--> $DIR/rpitit.rs:13:5
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LL | fn test<'a, 'b, T: for<'r> Foo<'r>>() {
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| -- -- lifetime `'b` defined here
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| |
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| lifetime `'a` defined here
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LL | / PartialEq::eq(
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LL | | &<T as Foo<'a>>::hello(),
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LL | | &<T as Foo<'b>>::hello(),
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LL | | );
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| |_____^ argument requires that `'a` must outlive `'b`
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= help: consider adding the following bound: `'a: 'b`
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error: lifetime may not live long enough
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--> $DIR/rpitit.rs:13:5
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LL | fn test<'a, 'b, T: for<'r> Foo<'r>>() {
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| -- -- lifetime `'b` defined here
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| |
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| lifetime `'a` defined here
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LL | / PartialEq::eq(
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LL | | &<T as Foo<'a>>::hello(),
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LL | | &<T as Foo<'b>>::hello(),
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LL | | );
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| |_____^ argument requires that `'b` must outlive `'a`
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= help: consider adding the following bound: `'b: 'a`
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help: `'a` and `'b` must be the same: replace one with the other
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error: aborting due to 4 previous errors
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