| error: expected one of `:`, `@`, or `|`, found `)` |
| --> $DIR/param-attrs-2018.rs:5:41 |
| | |
| LL | trait Trait2015 { fn foo(#[allow(C)] i32); } |
| | ^ expected one of `:`, `@`, or `|` here |
| | |
| = note: anonymous parameters are removed in the 2018 edition (see RFC 1685) |
| help: if this was a parameter name, give it a type |
| | |
| LL | trait Trait2015 { fn foo(#[allow(C)] i32: TypeName); } |
| | ^^^^^^^^^^^^^ |
| help: if this is a type, explicitly ignore the parameter name |
| | |
| LL | trait Trait2015 { fn foo(#[allow(C)] _: i32); } |
| | ^^^^^^ |
| |
| error: aborting due to previous error |
| |