1 error[E0658]: unless otherwise specified, attributes with the prefix `rustc_` are reserved for internal compiler diagnostics
2 --> $DIR/reserved-attr-on-macro.rs:1:3
4 LL | #[rustc_attribute_should_be_reserved]
5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
7 = note: for more information, see https://github.com/rust-lang/rust/issues/29642
8 = help: add #![feature(rustc_attrs)] to the crate attributes to enable
10 error: cannot determine resolution for the macro `foo`
11 --> $DIR/reserved-attr-on-macro.rs:8:5
16 = note: import resolution is stuck, try simplifying macro imports
18 error: aborting due to 2 previous errors
20 For more information about this error, try `rustc --explain E0658`.