mirror of https://github.com/rust-lang/rust
60 lines
2.3 KiB
Plaintext
60 lines
2.3 KiB
Plaintext
error[E0277]: the size for values of type `Self` cannot be known at compilation time
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--> $DIR/issue-20005.rs:10:49
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LL | ) -> <Dst as From<Self>>::Result where Dst: From<Self> {
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| ^^^^^^^^^^ doesn't have a size known at compile-time
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note: required by an implicit `Sized` bound in `From`
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--> $DIR/issue-20005.rs:1:12
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LL | trait From<Src> {
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| ^^^ required by the implicit `Sized` requirement on this type parameter in `From`
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help: consider further restricting `Self`
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LL | ) -> <Dst as From<Self>>::Result where Dst: From<Self>, Self: Sized {
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| +++++++++++++
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help: consider relaxing the implicit `Sized` restriction
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LL | trait From<Src: ?Sized> {
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| ++++++++
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error[E0277]: the size for values of type `Self` cannot be known at compilation time
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--> $DIR/issue-20005.rs:9:9
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LL | self
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| ^^^^ doesn't have a size known at compile-time
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= help: unsized fn params are gated as an unstable feature
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help: consider further restricting `Self`
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LL | ) -> <Dst as From<Self>>::Result where Dst: From<Self>, Self: Sized {
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| +++++++++++++
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help: function arguments must have a statically known size, borrowed types always have a known size
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LL | &self
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| +
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error[E0277]: the size for values of type `Self` cannot be known at compilation time
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--> $DIR/issue-20005.rs:11:9
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LL | From::from(self)
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| ^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
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note: required by an implicit `Sized` bound in `From`
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--> $DIR/issue-20005.rs:1:12
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LL | trait From<Src> {
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| ^^^ required by the implicit `Sized` requirement on this type parameter in `From`
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help: consider further restricting `Self`
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LL | ) -> <Dst as From<Self>>::Result where Dst: From<Self>, Self: Sized {
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| +++++++++++++
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help: consider relaxing the implicit `Sized` restriction
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LL | trait From<Src: ?Sized> {
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| ++++++++
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error: aborting due to 3 previous errors
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For more information about this error, try `rustc --explain E0277`.
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