warning: `$crate` may not be imported | |
--> $DIR/import-crate-var.rs:7:5 | |
| | |
LL | m!(); | |
| ^^^^^ | |
| | |
= note: `use $crate;` was erroneously allowed and will become a hard error in a future release | |
= note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) | |