1 error: expected identifier, found keyword `return`
2 --> $DIR/issue-15980.rs:8:13
4 LL | Err(ref e) if e.kind == io::EndOfFile {
5 | ------------- while parsing this struct
8 | ^^^^^^ expected identifier, found keyword
9 help: you can escape reserved keywords to use them as identifiers
14 error: expected one of `.`, `=>`, `?`, or an operator, found `_`
15 --> $DIR/issue-15980.rs:13:9
18 | - expected one of `.`, `=>`, `?`, or an operator here
23 error: aborting due to 2 previous errors