error[E0585]: found a documentation comment that doesn't document anything --> $DIR/doc-before-struct-rbrace-1.rs:3:5 | LL | struct X { | - while parsing this struct LL | a: u8, LL | /// document | ^^^^^^^^^^^^ | = help: doc comments must come before what they document, if a comment was intended use `//` error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0585`.