error[E0432]: unresolved import `self::*`
  --> $DIR/issue-31212.rs:15:13
   |
LL |     pub use self::*; //~ ERROR unresolved
   |             ^^^^^^^ Cannot glob-import a module into itself.

error[E0425]: cannot find function `f` in module `foo`
  --> $DIR/issue-31212.rs:19:10
   |
LL |     foo::f(); //~ ERROR cannot find function `f` in module `foo`
   |          ^ not found in `foo`

error: aborting due to 2 previous errors

Some errors occurred: E0425, E0432.
For more information about an error, try `rustc --explain E0425`.