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|
error: cannot find attribute `C` in this scope
--> $DIR/proc-macro-attributes.rs:9:3
|
LL | #[C]
| ^ help: a derive helper attribute with a similar name exists: `B`
error[E0659]: `B` is ambiguous
--> $DIR/proc-macro-attributes.rs:6:3
|
LL | #[B]
| ^ ambiguous name
|
= note: ambiguous because of a name conflict with a derive helper attribute
note: `B` could refer to the derive helper attribute defined here
--> $DIR/proc-macro-attributes.rs:19:10
|
LL | #[derive(B)]
| ^
note: `B` could also refer to the derive macro imported here
--> $DIR/proc-macro-attributes.rs:3:1
|
LL | #[macro_use]
| ^^^^^^^^^^^^
error[E0659]: `B` is ambiguous
--> $DIR/proc-macro-attributes.rs:10:3
|
LL | #[B(D)]
| ^ ambiguous name
|
= note: ambiguous because of a name conflict with a derive helper attribute
note: `B` could refer to the derive helper attribute defined here
--> $DIR/proc-macro-attributes.rs:19:10
|
LL | #[derive(B)]
| ^
note: `B` could also refer to the derive macro imported here
--> $DIR/proc-macro-attributes.rs:3:1
|
LL | #[macro_use]
| ^^^^^^^^^^^^
error[E0659]: `B` is ambiguous
--> $DIR/proc-macro-attributes.rs:13:3
|
LL | #[B(E = "foo")]
| ^ ambiguous name
|
= note: ambiguous because of a name conflict with a derive helper attribute
note: `B` could refer to the derive helper attribute defined here
--> $DIR/proc-macro-attributes.rs:19:10
|
LL | #[derive(B)]
| ^
note: `B` could also refer to the derive macro imported here
--> $DIR/proc-macro-attributes.rs:3:1
|
LL | #[macro_use]
| ^^^^^^^^^^^^
error[E0659]: `B` is ambiguous
--> $DIR/proc-macro-attributes.rs:16:3
|
LL | #[B(arbitrary tokens)]
| ^ ambiguous name
|
= note: ambiguous because of a name conflict with a derive helper attribute
note: `B` could refer to the derive helper attribute defined here
--> $DIR/proc-macro-attributes.rs:19:10
|
LL | #[derive(B)]
| ^
note: `B` could also refer to the derive macro imported here
--> $DIR/proc-macro-attributes.rs:3:1
|
LL | #[macro_use]
| ^^^^^^^^^^^^
warning: derive helper attribute is used before it is introduced
--> $DIR/proc-macro-attributes.rs:6:3
|
LL | #[B]
| ^
...
LL | #[derive(B)]
| - the attribute is introduced here
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
= note: `#[warn(legacy_derive_helpers)]` on by default
warning: derive helper attribute is used before it is introduced
--> $DIR/proc-macro-attributes.rs:10:3
|
LL | #[B(D)]
| ^
...
LL | #[derive(B)]
| - the attribute is introduced here
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
warning: derive helper attribute is used before it is introduced
--> $DIR/proc-macro-attributes.rs:13:3
|
LL | #[B(E = "foo")]
| ^
...
LL | #[derive(B)]
| - the attribute is introduced here
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
warning: derive helper attribute is used before it is introduced
--> $DIR/proc-macro-attributes.rs:16:3
|
LL | #[B(arbitrary tokens)]
| ^
...
LL | #[derive(B)]
| - the attribute is introduced here
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
error: aborting due to 5 previous errors; 4 warnings emitted
For more information about this error, try `rustc --explain E0659`.
|
