mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-02 15:32:06 +00:00
152 lines
4.7 KiB
Plaintext
152 lines
4.7 KiB
Plaintext
error[E0277]: the size for values of type `X` cannot be known at compilation time
|
|
--> $DIR/unsized3.rs:7:10
|
|
|
|
|
LL | fn f1<X: ?Sized>(x: &X) {
|
|
| - this type parameter needs to be `Sized`
|
|
LL | f2::<X>(x);
|
|
| ^ doesn't have a size known at compile-time
|
|
|
|
|
note: required by a bound in `f2`
|
|
--> $DIR/unsized3.rs:10:7
|
|
|
|
|
LL | fn f2<X>(x: &X) {
|
|
| ^ required by this bound in `f2`
|
|
help: consider removing the `?Sized` bound to make the type parameter `Sized`
|
|
|
|
|
LL - fn f1<X: ?Sized>(x: &X) {
|
|
LL + fn f1<X>(x: &X) {
|
|
|
|
|
help: consider relaxing the implicit `Sized` restriction
|
|
|
|
|
LL | fn f2<X: ?Sized>(x: &X) {
|
|
| ++++++++
|
|
|
|
error[E0277]: the size for values of type `X` cannot be known at compilation time
|
|
--> $DIR/unsized3.rs:18:10
|
|
|
|
|
LL | fn f3<X: ?Sized + T>(x: &X) {
|
|
| - this type parameter needs to be `Sized`
|
|
LL | f4::<X>(x);
|
|
| ^ doesn't have a size known at compile-time
|
|
|
|
|
note: required by a bound in `f4`
|
|
--> $DIR/unsized3.rs:21:7
|
|
|
|
|
LL | fn f4<X: T>(x: &X) {
|
|
| ^ required by this bound in `f4`
|
|
help: consider removing the `?Sized` bound to make the type parameter `Sized`
|
|
|
|
|
LL - fn f3<X: ?Sized + T>(x: &X) {
|
|
LL + fn f3<X: T>(x: &X) {
|
|
|
|
|
help: consider relaxing the implicit `Sized` restriction
|
|
|
|
|
LL | fn f4<X: T + ?Sized>(x: &X) {
|
|
| ++++++++
|
|
|
|
error[E0277]: the size for values of type `X` cannot be known at compilation time
|
|
--> $DIR/unsized3.rs:33:8
|
|
|
|
|
LL | fn f8<X: ?Sized>(x1: &S<X>, x2: &S<X>) {
|
|
| - this type parameter needs to be `Sized`
|
|
LL | f5(x1);
|
|
| -- ^^ doesn't have a size known at compile-time
|
|
| |
|
|
| required by a bound introduced by this call
|
|
|
|
|
note: required because it appears within the type `S<X>`
|
|
--> $DIR/unsized3.rs:28:8
|
|
|
|
|
LL | struct S<X: ?Sized> {
|
|
| ^
|
|
note: required by a bound in `f5`
|
|
--> $DIR/unsized3.rs:24:7
|
|
|
|
|
LL | fn f5<Y>(x: &Y) {}
|
|
| ^ required by this bound in `f5`
|
|
help: consider removing the `?Sized` bound to make the type parameter `Sized`
|
|
|
|
|
LL - fn f8<X: ?Sized>(x1: &S<X>, x2: &S<X>) {
|
|
LL + fn f8<X>(x1: &S<X>, x2: &S<X>) {
|
|
|
|
|
help: consider relaxing the implicit `Sized` restriction
|
|
|
|
|
LL | fn f5<Y: ?Sized>(x: &Y) {}
|
|
| ++++++++
|
|
|
|
error[E0277]: the size for values of type `X` cannot be known at compilation time
|
|
--> $DIR/unsized3.rs:40:5
|
|
|
|
|
LL | fn f9<X: ?Sized>(x1: Box<S<X>>) {
|
|
| - this type parameter needs to be `Sized`
|
|
LL | f5(&(*x1, 34));
|
|
| ^^ doesn't have a size known at compile-time
|
|
|
|
|
note: required because it appears within the type `S<X>`
|
|
--> $DIR/unsized3.rs:28:8
|
|
|
|
|
LL | struct S<X: ?Sized> {
|
|
| ^
|
|
= note: only the last element of a tuple may have a dynamically sized type
|
|
help: consider removing the `?Sized` bound to make the type parameter `Sized`
|
|
|
|
|
LL - fn f9<X: ?Sized>(x1: Box<S<X>>) {
|
|
LL + fn f9<X>(x1: Box<S<X>>) {
|
|
|
|
|
|
|
error[E0277]: the size for values of type `X` cannot be known at compilation time
|
|
--> $DIR/unsized3.rs:45:9
|
|
|
|
|
LL | fn f10<X: ?Sized>(x1: Box<S<X>>) {
|
|
| - this type parameter needs to be `Sized`
|
|
LL | f5(&(32, *x1));
|
|
| ^^^^^^^^^ doesn't have a size known at compile-time
|
|
|
|
|
note: required because it appears within the type `S<X>`
|
|
--> $DIR/unsized3.rs:28:8
|
|
|
|
|
LL | struct S<X: ?Sized> {
|
|
| ^
|
|
= note: required because it appears within the type `({integer}, S<X>)`
|
|
= note: tuples must have a statically known size to be initialized
|
|
help: consider removing the `?Sized` bound to make the type parameter `Sized`
|
|
|
|
|
LL - fn f10<X: ?Sized>(x1: Box<S<X>>) {
|
|
LL + fn f10<X>(x1: Box<S<X>>) {
|
|
|
|
|
|
|
error[E0277]: the size for values of type `X` cannot be known at compilation time
|
|
--> $DIR/unsized3.rs:45:8
|
|
|
|
|
LL | fn f10<X: ?Sized>(x1: Box<S<X>>) {
|
|
| - this type parameter needs to be `Sized`
|
|
LL | f5(&(32, *x1));
|
|
| -- ^^^^^^^^^^ doesn't have a size known at compile-time
|
|
| |
|
|
| required by a bound introduced by this call
|
|
|
|
|
note: required because it appears within the type `S<X>`
|
|
--> $DIR/unsized3.rs:28:8
|
|
|
|
|
LL | struct S<X: ?Sized> {
|
|
| ^
|
|
= note: required because it appears within the type `({integer}, S<X>)`
|
|
note: required by a bound in `f5`
|
|
--> $DIR/unsized3.rs:24:7
|
|
|
|
|
LL | fn f5<Y>(x: &Y) {}
|
|
| ^ required by this bound in `f5`
|
|
help: consider removing the `?Sized` bound to make the type parameter `Sized`
|
|
|
|
|
LL - fn f10<X: ?Sized>(x1: Box<S<X>>) {
|
|
LL + fn f10<X>(x1: Box<S<X>>) {
|
|
|
|
|
help: consider relaxing the implicit `Sized` restriction
|
|
|
|
|
LL | fn f5<Y: ?Sized>(x: &Y) {}
|
|
| ++++++++
|
|
|
|
error: aborting due to 6 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0277`.
|