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when param type has default and type in trait is generic.
37 lines
1.4 KiB
Text
37 lines
1.4 KiB
Text
error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
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--> $DIR/suggest-maybe-sized-bound.rs:8:12
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LL | a: StructA<isize, [u8]>,
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| ^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
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= help: the trait `Sized` is not implemented for `[u8]`
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note: required by an implicit `Sized` bound in `StructA`
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--> $DIR/suggest-maybe-sized-bound.rs:3:23
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LL | struct StructA<A, B = A> {
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| ^^^^^ required by the implicit `Sized` requirement on this type parameter in `StructA`
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help: consider relaxing the implicit `Sized` restriction
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LL | struct StructA<A, B: ?Sized = A> {
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| ++++++++
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error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
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--> $DIR/suggest-maybe-sized-bound.rs:17:21
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LL | type P<X> = [u8];
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| ^^^^ doesn't have a size known at compile-time
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= help: the trait `Sized` is not implemented for `[u8]`
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note: required by a bound in `Trait::P`
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--> $DIR/suggest-maybe-sized-bound.rs:13:9
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LL | type P<X>;
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| ^^^^^^^^^^ required by this bound in `Trait::P`
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help: consider relaxing the implicit `Sized` restriction
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LL | type P<X>: ?Sized;
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| ++++++++
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0277`.
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