- // MIR for `foo` before DestinationPropagation
+ // MIR for `foo` after DestinationPropagation
  
  fn foo(_1: u8) -> () {
      debug x => _1;
      let mut _0: ();
      let mut _2: u8;
      let mut _3: u8;
  
      bb0: {
          StorageLive(_2);
-         StorageLive(_3);
-         _3 = copy _1;
-         _2 = dummy(move _3) -> [return: bb1, unwind continue];
+         nop;
+         nop;
+         _2 = dummy(move _1) -> [return: bb1, unwind continue];
      }
  
      bb1: {
-         StorageDead(_3);
+         nop;
          _1 = move _2;
          StorageDead(_2);
          _0 = const ();
          return;
      }
  }
  
