error[E0469]: imported macro not found
  --> $DIR/issue-80074.rs:8:13
   |
LL | #[macro_use(m)]
   |             ^

error: cannot find macro `bar` in this scope
  --> $DIR/issue-80074.rs:16:5
   |
LL |     bar!();
   |     ^^^

error: cannot find macro `m` in this scope
  --> $DIR/issue-80074.rs:18:5
   |
LL |     m!();
   |     ^

warning: macro `foo` is private
  --> $DIR/issue-80074.rs:13:5
   |
LL |     foo!();
   |     ^^^
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #120192 <https://github.com/rust-lang/rust/issues/120192>
   = note: `#[warn(private_macro_use)]` on by default

error: aborting due to 3 previous errors; 1 warning emitted

For more information about this error, try `rustc --explain E0469`.