tests/mir-opt/matches_reduce_branches.bar.MatchBranchSimplification.diff

- // MIR for `bar` before MatchBranchSimplification
+ // MIR for `bar` after MatchBranchSimplification
  
  fn bar(_1: i32) -> (bool, bool, bool, bool) {
      debug i => _1;
      let mut _0: (bool, bool, bool, bool);
      let _2: bool;
      let _6: ();
      let mut _7: bool;
      let mut _8: bool;
      let mut _9: bool;
      let mut _10: bool;
+     let mut _11: i32;
      scope 1 {
          debug a => _2;
          let _3: bool;
          scope 2 {
              debug b => _3;
              let _4: bool;
              scope 3 {
                  debug c => _4;
                  let _5: bool;
                  scope 4 {
                      debug d => _5;
                  }
              }
          }
      }
  
      bb0: {
          StorageLive(_2);
          StorageLive(_3);
          StorageLive(_4);
          StorageLive(_5);
          StorageLive(_6);
-         switchInt(copy _1) -> [7: bb2, otherwise: bb1];
-     }
- 
-     bb1: {
-         _2 = const true;
-         _3 = const false;
-         _4 = const false;
-         _5 = const true;
+         StorageLive(_11);
+         _11 = no_retag copy _1;
+         _2 = Ne(copy _11, const 7_i32);
+         _3 = Eq(copy _11, const 7_i32);
+         _4 = no_retag const false;
+         _5 = no_retag const true;
          _6 = ();
-         goto -> bb3;
-     }
- 
-     bb2: {
-         _2 = const false;
-         _3 = const true;
-         _4 = const false;
-         _5 = const true;
-         _6 = ();
-         goto -> bb3;
-     }
- 
-     bb3: {
+         StorageDead(_11);
          StorageDead(_6);
          StorageLive(_7);
          _7 = copy _2;
          StorageLive(_8);
          _8 = copy _3;
          StorageLive(_9);
          _9 = copy _4;
          StorageLive(_10);
          _10 = copy _5;
          _0 = (move _7, move _8, move _9, move _10);
          StorageDead(_10);
          StorageDead(_9);
          StorageDead(_8);
          StorageDead(_7);
          StorageDead(_5);
          StorageDead(_4);
          StorageDead(_3);
          StorageDead(_2);
          return;
      }
  }