// MIR for `change_loop_body` after PreCodegen fn change_loop_body() -> () { let mut _0: (); // return place in scope 0 at $DIR/while_let_loops.rs:+0:27: +0:27 let mut _1: i32; // in scope 0 at $DIR/while_let_loops.rs:+1:9: +1:15 scope 1 { debug _x => _1; // in scope 1 at $DIR/while_let_loops.rs:+1:9: +1:15 scope 2 { } } bb0: { StorageLive(_1); // scope 0 at $DIR/while_let_loops.rs:+1:9: +1:15 StorageDead(_1); // scope 0 at $DIR/while_let_loops.rs:+6:1: +6:2 return; // scope 0 at $DIR/while_let_loops.rs:+6:2: +6:2 } }