- // MIR for `match_i128_u128` before MatchBranchSimplification
+ // MIR for `match_i128_u128` after MatchBranchSimplification
  
  fn match_i128_u128(_1: EnumAi128) -> u128 {
      debug i => _1;
      let mut _0: u128;
      let mut _2: i128;
  
      bb0: {
          _2 = discriminant(_1);
          switchInt(move _2) -> [1: bb3, 2: bb4, 3: bb5, 340282366920938463463374607431768211455: bb2, otherwise: bb1];
      }
  
      bb1: {
          unreachable;
      }
  
      bb2: {
          _0 = const core::num::<impl u128>::MAX;
          goto -> bb6;
      }
  
      bb3: {
          _0 = const 1_u128;
          goto -> bb6;
      }
  
      bb4: {
          _0 = const 2_u128;
          goto -> bb6;
      }
  
      bb5: {
          _0 = const 3_u128;
          goto -> bb6;
      }
  
      bb6: {
          return;
      }
  }