- // MIR for `opt_multiple_ifs` before SimplifyComparisonIntegral
+ // MIR for `opt_multiple_ifs` after SimplifyComparisonIntegral
  
  fn opt_multiple_ifs(_1: u32) -> u32 {
      debug x => _1;
      let mut _0: u32;
      let mut _2: bool;
      let mut _3: u32;
      let mut _4: bool;
      let mut _5: u32;
  
      bb0: {
          StorageLive(_2);
          StorageLive(_3);
          _3 = _1;
-         _2 = Eq(move _3, const 42_u32);
-         switchInt(move _2) -> [0: bb2, otherwise: bb1];
+         nop;
+         switchInt(move _3) -> [42: bb1, otherwise: bb2];
      }
  
      bb1: {
          StorageDead(_3);
          _0 = const 0_u32;
          goto -> bb6;
      }
  
      bb2: {
          StorageDead(_3);
          StorageLive(_4);
          StorageLive(_5);
          _5 = _1;
-         _4 = Ne(move _5, const 21_u32);
-         switchInt(move _4) -> [0: bb4, otherwise: bb3];
+         nop;
+         switchInt(move _5) -> [21: bb4, otherwise: bb3];
      }
  
      bb3: {
          StorageDead(_5);
          _0 = const 1_u32;
          goto -> bb5;
      }
  
      bb4: {
          StorageDead(_5);
          _0 = const 2_u32;
          goto -> bb5;
      }
  
      bb5: {
          StorageDead(_4);
          goto -> bb6;
      }
  
      bb6: {
          StorageDead(_2);
          return;
      }
  }