error: expected non-macro attribute, found attribute macro `empty_attr` --> $DIR/proc-macro-gates2.rs:12:13 | LL | fn _test6<#[empty_attr] T>() {} | ^^^^^^^^^^ not a non-macro attribute error: expected non-macro attribute, found attribute macro `empty_attr` --> $DIR/proc-macro-gates2.rs:17:11 | LL | #[empty_attr] | ^^^^^^^^^^ not a non-macro attribute error: aborting due to 2 previous errors