1 error[E0369]: binary operation `==` cannot be applied to type `for<'a> fn(&'a i32) -> &'a i32 {foo}`
2 --> $DIR/issue-77910-2.rs:7:12
7 | for<'a> fn(&'a i32) -> &'a i32 {foo}
9 help: use parentheses to call this function
11 LL | if foo(/* &i32 */) == y {}
14 error: aborting due to previous error
16 For more information about this error, try `rustc --explain E0369`.