- // MIR for `concrete` before GVN
+ // MIR for `concrete` after GVN
  
  fn concrete() -> () {
      let mut _0: ();
      let _1: usize;
      scope 1 {
          debug x => _1;
          let _2: usize;
          scope 2 {
              debug y => _2;
              let _3: usize;
              scope 3 {
                  debug z0 => _3;
                  let _4: usize;
                  scope 4 {
                      debug z1 => _4;
                      let _5: usize;
                      scope 5 {
                          debug eA0 => _5;
                          let _6: usize;
                          scope 6 {
                              debug eA1 => _6;
                              let _7: usize;
                              scope 7 {
                                  debug eC => _7;
                              }
                          }
                      }
                  }
              }
          }
      }
  
      bb0: {
          StorageLive(_1);
-         _1 = OffsetOf(Alpha, [(0, 0)]);
+         _1 = const 4_usize;
          StorageLive(_2);
-         _2 = OffsetOf(Alpha, [(0, 1)]);
+         _2 = const 0_usize;
          StorageLive(_3);
-         _3 = OffsetOf(Alpha, [(0, 2), (0, 0)]);
+         _3 = const 2_usize;
          StorageLive(_4);
-         _4 = OffsetOf(Alpha, [(0, 2), (0, 1)]);
+         _4 = const 3_usize;
          StorageLive(_5);
-         _5 = OffsetOf(Epsilon, [(0, 0)]);
+         _5 = const 1_usize;
          StorageLive(_6);
-         _6 = OffsetOf(Epsilon, [(0, 1)]);
+         _6 = const 2_usize;
          StorageLive(_7);
-         _7 = OffsetOf(Epsilon, [(2, 0)]);
+         _7 = const 4_usize;
          _0 = const ();
          StorageDead(_7);
          StorageDead(_6);
          StorageDead(_5);
          StorageDead(_4);
          StorageDead(_3);
          StorageDead(_2);
          StorageDead(_1);
          return;
      }
  }