- // MIR for `duplicate_slice` before GVN
+ // MIR for `duplicate_slice` after GVN
  
  fn duplicate_slice() -> (bool, bool) {
      let mut _0: (bool, bool);
      let mut _1: u128;
      let mut _2: u128;
      let mut _3: u128;
      let mut _4: u128;
      let mut _5: &str;
      let mut _6: &str;
      let mut _7: (&str,);
      let mut _8: &str;
      let mut _9: bool;
      let mut _10: bool;
  
      bb0: {
          _7 = (const "a",);
          _1 = copy (_7.0: &str) as u128 (Transmute);
          _5 = identity::<&str>(copy (_7.0: &str)) -> [return: bb1, unwind unreachable];
      }
  
      bb1: {
          _3 = copy _5 as u128 (Transmute);
          _8 = const "a";
          _2 = copy _8 as u128 (Transmute);
          _6 = identity::<&str>(copy _8) -> [return: bb2, unwind unreachable];
      }
  
      bb2: {
          _4 = copy _6 as u128 (Transmute);
          _9 = Eq(copy _1, copy _2);
          _10 = Eq(copy _3, copy _4);
          _0 = (copy _9, copy _10);
          return;
      }
  }