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- // MIR for `unreachable_ref` before ConstProp
+ // MIR for `unreachable_ref` after ConstProp
  
  fn unreachable_ref() -> ! {
      let mut _0: !;                       // return place in scope 0 at $DIR/transmute.rs:+0:36: +0:37
      let mut _1: !;                       // in scope 0 at $DIR/transmute.rs:+0:38: +3:2
      let _2: &Never;                      // in scope 0 at $DIR/transmute.rs:+1:9: +1:10
      let mut _3: !;                       // in scope 0 at $DIR/transmute.rs:+2:5: +2:16
      scope 1 {
          debug x => _2;                   // in scope 1 at $DIR/transmute.rs:+1:9: +1:10
      }
      scope 2 {
      }
  
      bb0: {
          StorageLive(_1);                 // scope 0 at $DIR/transmute.rs:+0:38: +3:2
          StorageLive(_2);                 // scope 0 at $DIR/transmute.rs:+1:9: +1:10
          _2 = const 1_usize as &Never (Transmute); // scope 2 at $DIR/transmute.rs:+1:30: +1:48
          StorageLive(_3);                 // scope 1 at $DIR/transmute.rs:+2:5: +2:16
          unreachable;                     // scope 1 at $DIR/transmute.rs:+2:11: +2:13
      }
  }