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This handles various kinds of errors, but does not allow applying the derive yet. This adds the feature gate `macro_derive`.
14 lines
578 B
Plaintext
14 lines
578 B
Plaintext
error[E0658]: `macro_rules!` derives are unstable
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--> $DIR/feature-gate-macro-derive.rs:3:1
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LL | macro_rules! MyDerive { derive() {} => {} }
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: see issue #83527 <https://github.com/rust-lang/rust/issues/83527> for more information
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= help: add `#![feature(macro_attr)]` to the crate attributes to enable
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= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0658`.
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