error[E0380]: auto traits cannot have associated items
  --> $DIR/issue-105732.rs:4:8
   |
LL | auto trait Foo {
   |            --- auto trait cannot have associated items
LL |     fn g(&self);
   |     ---^-------- help: remove these associated items

error[E0599]: no method named `g` found for reference `&Self` in the current scope
  --> $DIR/issue-105732.rs:10:14
   |
LL |         self.g();
   |              ^ help: there is a method with a similar name: `f`

error: aborting due to 2 previous errors

Some errors have detailed explanations: E0380, E0599.
For more information about an error, try `rustc --explain E0380`.