rust/src/test/ui/const-unsized.stderr
Zack M. Davis 4b1808578a add dyn to display of dynamic (trait) type names
The `dyn Trait` syntax was stabilized in 199ee327. Resolves #49277.
2018-06-23 18:10:25 -07:00

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error[E0277]: the size for value values of type `(dyn std::fmt::Debug + std::marker::Sync + 'static)` cannot be known at compilation time
--> $DIR/const-unsized.rs:13:29
|
LL | const CONST_0: Debug+Sync = *(&0 as &(Debug+Sync));
| ^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
|
= help: the trait `std::marker::Sized` is not implemented for `(dyn std::fmt::Debug + std::marker::Sync + 'static)`
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: constant expressions must have a statically known size
error[E0277]: the size for value values of type `str` cannot be known at compilation time
--> $DIR/const-unsized.rs:16:24
|
LL | const CONST_FOO: str = *"foo";
| ^^^^^^ doesn't have a size known at compile-time
|
= help: the trait `std::marker::Sized` is not implemented for `str`
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: constant expressions must have a statically known size
error[E0277]: the size for value values of type `(dyn std::fmt::Debug + std::marker::Sync + 'static)` cannot be known at compilation time
--> $DIR/const-unsized.rs:19:31
|
LL | static STATIC_1: Debug+Sync = *(&1 as &(Debug+Sync));
| ^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
|
= help: the trait `std::marker::Sized` is not implemented for `(dyn std::fmt::Debug + std::marker::Sync + 'static)`
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: constant expressions must have a statically known size
error[E0277]: the size for value values of type `str` cannot be known at compilation time
--> $DIR/const-unsized.rs:22:26
|
LL | static STATIC_BAR: str = *"bar";
| ^^^^^^ doesn't have a size known at compile-time
|
= help: the trait `std::marker::Sized` is not implemented for `str`
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: constant expressions must have a statically known size
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0277`.