1 error[E0502]: cannot borrow `*v` as mutable because it is also borrowed as immutable
2 --> $DIR/borrowck-lend-flow-if.rs:29:16
5 | -- immutable borrow occurs here
7 LL | borrow_mut(&mut *v);
8 | ^^^^^^^ mutable borrow occurs here
10 | ------------ immutable borrow later used here
12 error: aborting due to previous error
14 For more information about this error, try `rustc --explain E0502`.