// MIR for `simple_ref` after built fn simple_ref(_1: &mut i32) -> &mut i32 { let mut _0: &mut i32; // return place in scope 0 at $DIR/simple_assign.rs:+0:35: +0:43 bb0: { _0 = move _1; // scope 0 at $DIR/simple_assign.rs:+2:9: +2:22 return; // scope 0 at $DIR/simple_assign.rs:+3:9: +3:17 } }