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12 lines
373 B
Plaintext
12 lines
373 B
Plaintext
error[E0774]: `derive` may only be applied to `struct`s, `enum`s and `union`s
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--> $DIR/macros-in-extern-derive.rs:2:5
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LL | #[derive(Copy)]
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| ^^^^^^^^^^^^^^^ not applicable here
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LL | fn f();
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| ------- not a `struct`, `enum` or `union`
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0774`.
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