error[E0585]: found a documentation comment that doesn't document anything --> $DIR/issue-48636.rs:7:5 | LL | struct S { | - while parsing this struct LL | x: u8 | - help: missing comma here: `,` LL | /// The ID of the parent core | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: doc comments must come before what they document, if a comment was intended use `//` error: aborting due to previous error For more information about this error, try `rustc --explain E0585`.