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warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/specialization-transmute.rs:3:12
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LL | #![feature(specialization)]
| ^^^^^^^^^^^^^^
|
= note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
= help: consider using `min_specialization` instead, which is more stable and complete
= note: `#[warn(incomplete_features)]` on by default
error: cannot normalize `<T as Default>::Id: '_`
error[E0284]: type annotations needed: cannot normalize `<T as Default>::Id`
--> $DIR/specialization-transmute.rs:15:23
|
LL | fn intu(&self) -> &Self::Id {
| ^^^^^^^^^ cannot normalize `<T as Default>::Id`
error[E0284]: type annotations needed: cannot satisfy `<T as Default>::Id normalizes-to T`
--> $DIR/specialization-transmute.rs:17:9
|
LL | self
| ^^^^ cannot satisfy `<T as Default>::Id normalizes-to T`
error[E0284]: type annotations needed: cannot satisfy `<u8 as Default>::Id normalizes-to Option<NonZero<u8>>`
--> $DIR/specialization-transmute.rs:28:13
|
LL | let s = transmute::<u8, Option<NonZero<u8>>>(0);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot satisfy `<u8 as Default>::Id normalizes-to Option<NonZero<u8>>`
|
note: required by a bound in `transmute`
--> $DIR/specialization-transmute.rs:21:25
|
LL | fn transmute<T: Default<Id = U>, U: Copy>(t: T) -> U {
| ^^^^^^ required by this bound in `transmute`
error: aborting due to 4 previous errors; 1 warning emitted
For more information about this error, try `rustc --explain E0284`.
|
