mirror of https://github.com/rust-lang/rust
152 lines
4.9 KiB
Plaintext
152 lines
4.9 KiB
Plaintext
error[E0277]: the size for values of type `X` cannot be known at compilation time
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--> $DIR/unsized3.rs:7:10
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LL | fn f1<X: ?Sized>(x: &X) {
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| - this type parameter needs to be `Sized`
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LL | f2::<X>(x);
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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 `f2`
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--> $DIR/unsized3.rs:10:7
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LL | fn f2<X>(x: &X) {
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| ^ required by the implicit `Sized` requirement on this type parameter in `f2`
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help: consider removing the `?Sized` bound to make the type parameter `Sized`
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LL - fn f1<X: ?Sized>(x: &X) {
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LL + fn f1<X>(x: &X) {
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help: consider relaxing the implicit `Sized` restriction
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LL | fn f2<X: ?Sized>(x: &X) {
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| ++++++++
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error[E0277]: the size for values of type `X` cannot be known at compilation time
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--> $DIR/unsized3.rs:18:10
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LL | fn f3<X: ?Sized + T>(x: &X) {
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| - this type parameter needs to be `Sized`
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LL | f4::<X>(x);
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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 `f4`
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--> $DIR/unsized3.rs:21:7
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LL | fn f4<X: T>(x: &X) {
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| ^ required by the implicit `Sized` requirement on this type parameter in `f4`
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help: consider removing the `?Sized` bound to make the type parameter `Sized`
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LL - fn f3<X: ?Sized + T>(x: &X) {
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LL + fn f3<X: T>(x: &X) {
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help: consider relaxing the implicit `Sized` restriction
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LL | fn f4<X: T + ?Sized>(x: &X) {
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| ++++++++
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error[E0277]: the size for values of type `X` cannot be known at compilation time
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--> $DIR/unsized3.rs:33:8
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LL | fn f8<X: ?Sized>(x1: &S<X>, x2: &S<X>) {
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| - this type parameter needs to be `Sized`
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LL | f5(x1);
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| -- ^^ doesn't have a size known at compile-time
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| |
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| required by a bound introduced by this call
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note: required because it appears within the type `S<X>`
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--> $DIR/unsized3.rs:28:8
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LL | struct S<X: ?Sized> {
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| ^
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note: required by an implicit `Sized` bound in `f5`
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--> $DIR/unsized3.rs:24:7
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LL | fn f5<Y>(x: &Y) {}
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| ^ required by the implicit `Sized` requirement on this type parameter in `f5`
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help: consider removing the `?Sized` bound to make the type parameter `Sized`
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LL - fn f8<X: ?Sized>(x1: &S<X>, x2: &S<X>) {
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LL + fn f8<X>(x1: &S<X>, x2: &S<X>) {
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help: consider relaxing the implicit `Sized` restriction
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LL | fn f5<Y: ?Sized>(x: &Y) {}
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| ++++++++
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error[E0277]: the size for values of type `X` cannot be known at compilation time
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--> $DIR/unsized3.rs:40:5
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LL | fn f9<X: ?Sized>(x1: Box<S<X>>) {
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| - this type parameter needs to be `Sized`
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LL | f5(&(*x1, 34));
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| ^^ doesn't have a size known at compile-time
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note: required because it appears within the type `S<X>`
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--> $DIR/unsized3.rs:28:8
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LL | struct S<X: ?Sized> {
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| ^
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= note: only the last element of a tuple may have a dynamically sized type
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help: consider removing the `?Sized` bound to make the type parameter `Sized`
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LL - fn f9<X: ?Sized>(x1: Box<S<X>>) {
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LL + fn f9<X>(x1: Box<S<X>>) {
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error[E0277]: the size for values of type `X` cannot be known at compilation time
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--> $DIR/unsized3.rs:45:9
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LL | fn f10<X: ?Sized>(x1: Box<S<X>>) {
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| - this type parameter needs to be `Sized`
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LL | f5(&(32, *x1));
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| ^^^^^^^^^ doesn't have a size known at compile-time
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note: required because it appears within the type `S<X>`
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--> $DIR/unsized3.rs:28:8
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LL | struct S<X: ?Sized> {
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| ^
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= note: required because it appears within the type `({integer}, S<X>)`
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= note: tuples must have a statically known size to be initialized
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help: consider removing the `?Sized` bound to make the type parameter `Sized`
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LL - fn f10<X: ?Sized>(x1: Box<S<X>>) {
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LL + fn f10<X>(x1: Box<S<X>>) {
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error[E0277]: the size for values of type `X` cannot be known at compilation time
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--> $DIR/unsized3.rs:45:8
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LL | fn f10<X: ?Sized>(x1: Box<S<X>>) {
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| - this type parameter needs to be `Sized`
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LL | f5(&(32, *x1));
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| -- ^^^^^^^^^^ doesn't have a size known at compile-time
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| |
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| required by a bound introduced by this call
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note: required because it appears within the type `S<X>`
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--> $DIR/unsized3.rs:28:8
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LL | struct S<X: ?Sized> {
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| ^
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= note: required because it appears within the type `({integer}, S<X>)`
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note: required by an implicit `Sized` bound in `f5`
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--> $DIR/unsized3.rs:24:7
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LL | fn f5<Y>(x: &Y) {}
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| ^ required by the implicit `Sized` requirement on this type parameter in `f5`
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help: consider removing the `?Sized` bound to make the type parameter `Sized`
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LL - fn f10<X: ?Sized>(x1: Box<S<X>>) {
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LL + fn f10<X>(x1: Box<S<X>>) {
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help: consider relaxing the implicit `Sized` restriction
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LL | fn f5<Y: ?Sized>(x: &Y) {}
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| ++++++++
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error: aborting due to 6 previous errors
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For more information about this error, try `rustc --explain E0277`.
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