- // MIR for `main` before Derefer
+ // MIR for `main` after Derefer
  
  fn main() -> () {
      let mut _0: ();                      // return place in scope 0 at $DIR/derefer_inline_test.rs:+0:11: +0:11
      let _1: std::boxed::Box<std::boxed::Box<u32>>; // in scope 0 at $DIR/derefer_inline_test.rs:+1:5: +1:18
      let mut _2: std::boxed::Box<u32>;    // in scope 0 at $DIR/derefer_inline_test.rs:+1:14: +1:17
  
      bb0: {
          StorageLive(_1);                 // scope 0 at $DIR/derefer_inline_test.rs:+1:5: +1:18
          StorageLive(_2);                 // scope 0 at $DIR/derefer_inline_test.rs:+1:14: +1:17
          _2 = f() -> bb1;                 // scope 0 at $DIR/derefer_inline_test.rs:+1:14: +1:17
                                           // mir::Constant
                                           // + span: $DIR/derefer_inline_test.rs:10:14: 10:15
                                           // + literal: Const { ty: fn() -> Box<u32> {f}, val: Value(<ZST>) }
      }
  
      bb1: {
          _1 = Box::<Box<u32>>::new(move _2) -> [return: bb2, unwind: bb4]; // scope 0 at $DIR/derefer_inline_test.rs:+1:5: +1:18
                                           // mir::Constant
                                           // + span: $DIR/derefer_inline_test.rs:10:5: 10:13
                                           // + user_ty: UserType(0)
                                           // + literal: Const { ty: fn(Box<u32>) -> Box<Box<u32>> {Box::<Box<u32>>::new}, val: Value(<ZST>) }
      }
  
      bb2: {
          StorageDead(_2);                 // scope 0 at $DIR/derefer_inline_test.rs:+1:17: +1:18
          drop(_1) -> bb3;                 // scope 0 at $DIR/derefer_inline_test.rs:+1:18: +1:19
      }
  
      bb3: {
          StorageDead(_1);                 // scope 0 at $DIR/derefer_inline_test.rs:+1:18: +1:19
          _0 = const ();                   // scope 0 at $DIR/derefer_inline_test.rs:+0:11: +2:2
          return;                          // scope 0 at $DIR/derefer_inline_test.rs:+2:2: +2:2
      }
  
      bb4 (cleanup): {
          drop(_2) -> [return: bb5, unwind terminate]; // scope 0 at $DIR/derefer_inline_test.rs:+1:17: +1:18
      }
  
      bb5 (cleanup): {
          resume;                          // scope 0 at $DIR/derefer_inline_test.rs:+0:1: +2:2
      }
  }