| error[E0506]: cannot assign to `p` because it is borrowed | |
| --> $DIR/mut_while_borrow.rs:9:5 | |
| | | |
| LL | let r = foo(&p); | |
| | - borrow of `p` occurs here | |
| LL | p += 1; | |
| | ^^^^^^ assignment to borrowed `p` occurs here | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0506`. |