- // MIR for `copies` before ScalarReplacementOfAggregates
+ // MIR for `copies` after ScalarReplacementOfAggregates
  
  fn copies(_1: Foo) -> () {
      debug x => _1;                       // in scope 0 at $DIR/sroa.rs:+0:11: +0:12
      let mut _0: ();                      // return place in scope 0 at $DIR/sroa.rs:+0:19: +0:19
      let _2: Foo;                         // in scope 0 at $DIR/sroa.rs:+1:9: +1:10
+     let _11: u8;                         // in scope 0 at $DIR/sroa.rs:+1:9: +1:10
+     let _12: ();                         // in scope 0 at $DIR/sroa.rs:+1:9: +1:10
+     let _13: &str;                       // in scope 0 at $DIR/sroa.rs:+1:9: +1:10
+     let _14: std::option::Option<isize>; // in scope 0 at $DIR/sroa.rs:+1:9: +1:10
      scope 1 {
-         debug y => _2;                   // in scope 1 at $DIR/sroa.rs:+1:9: +1:10
+         debug y => Foo{ .0 => _11, .1 => _12, .2 => _13, .3 => _14, }; // in scope 1 at $DIR/sroa.rs:+1:9: +1:10
          let _3: u8;                      // in scope 1 at $DIR/sroa.rs:+2:9: +2:10
          scope 2 {
              debug t => _3;               // in scope 2 at $DIR/sroa.rs:+2:9: +2:10
              let _4: &str;                // in scope 2 at $DIR/sroa.rs:+3:9: +3:10
              scope 3 {
                  debug u => _4;           // in scope 3 at $DIR/sroa.rs:+3:9: +3:10
                  let _5: Foo;             // in scope 3 at $DIR/sroa.rs:+4:9: +4:10
+                 let _7: u8;              // in scope 3 at $DIR/sroa.rs:+4:9: +4:10
+                 let _8: ();              // in scope 3 at $DIR/sroa.rs:+4:9: +4:10
+                 let _9: &str;            // in scope 3 at $DIR/sroa.rs:+4:9: +4:10
+                 let _10: std::option::Option<isize>; // in scope 3 at $DIR/sroa.rs:+4:9: +4:10
                  scope 4 {
-                     debug z => _5;       // in scope 4 at $DIR/sroa.rs:+4:9: +4:10
+                     debug z => Foo{ .0 => _7, .1 => _8, .2 => _9, .3 => _10, }; // in scope 4 at $DIR/sroa.rs:+4:9: +4:10
                      let _6: ();          // in scope 4 at $DIR/sroa.rs:+5:9: +5:10
                      scope 5 {
                          debug a => _6;   // in scope 5 at $DIR/sroa.rs:+5:9: +5:10
                      }
                  }
              }
          }
      }
  
      bb0: {
-         StorageLive(_2);                 // scope 0 at $DIR/sroa.rs:+1:9: +1:10
-         _2 = _1;                         // scope 0 at $DIR/sroa.rs:+1:13: +1:14
+         StorageLive(_11);                // scope 0 at $DIR/sroa.rs:+1:9: +1:10
+         StorageLive(_12);                // scope 0 at $DIR/sroa.rs:+1:9: +1:10
+         StorageLive(_13);                // scope 0 at $DIR/sroa.rs:+1:9: +1:10
+         StorageLive(_14);                // scope 0 at $DIR/sroa.rs:+1:9: +1:10
+         nop;                             // scope 0 at $DIR/sroa.rs:+1:9: +1:10
+         _11 = (_1.0: u8);                // scope 0 at $DIR/sroa.rs:+1:13: +1:14
+         _12 = (_1.1: ());                // scope 0 at $DIR/sroa.rs:+1:13: +1:14
+         _13 = (_1.2: &str);              // scope 0 at $DIR/sroa.rs:+1:13: +1:14
+         _14 = (_1.3: std::option::Option<isize>); // scope 0 at $DIR/sroa.rs:+1:13: +1:14
+         nop;                             // scope 0 at $DIR/sroa.rs:+1:13: +1:14
          StorageLive(_3);                 // scope 1 at $DIR/sroa.rs:+2:9: +2:10
-         _3 = (_2.0: u8);                 // scope 1 at $DIR/sroa.rs:+2:13: +2:16
+         _3 = _11;                        // scope 1 at $DIR/sroa.rs:+2:13: +2:16
          StorageLive(_4);                 // scope 2 at $DIR/sroa.rs:+3:9: +3:10
-         _4 = (_2.2: &str);               // scope 2 at $DIR/sroa.rs:+3:13: +3:16
-         StorageLive(_5);                 // scope 3 at $DIR/sroa.rs:+4:9: +4:10
-         _5 = _2;                         // scope 3 at $DIR/sroa.rs:+4:13: +4:14
+         _4 = _13;                        // scope 2 at $DIR/sroa.rs:+3:13: +3:16
+         StorageLive(_7);                 // scope 3 at $DIR/sroa.rs:+4:9: +4:10
+         StorageLive(_8);                 // scope 3 at $DIR/sroa.rs:+4:9: +4:10
+         StorageLive(_9);                 // scope 3 at $DIR/sroa.rs:+4:9: +4:10
+         StorageLive(_10);                // scope 3 at $DIR/sroa.rs:+4:9: +4:10
+         nop;                             // scope 3 at $DIR/sroa.rs:+4:9: +4:10
+         _7 = _11;                        // scope 3 at $DIR/sroa.rs:+4:13: +4:14
+         _8 = _12;                        // scope 3 at $DIR/sroa.rs:+4:13: +4:14
+         _9 = _13;                        // scope 3 at $DIR/sroa.rs:+4:13: +4:14
+         _10 = _14;                       // scope 3 at $DIR/sroa.rs:+4:13: +4:14
+         nop;                             // scope 3 at $DIR/sroa.rs:+4:13: +4:14
          StorageLive(_6);                 // scope 4 at $DIR/sroa.rs:+5:9: +5:10
-         _6 = (_5.1: ());                 // scope 4 at $DIR/sroa.rs:+5:13: +5:16
+         _6 = _8;                         // scope 4 at $DIR/sroa.rs:+5:13: +5:16
          _0 = const ();                   // scope 0 at $DIR/sroa.rs:+0:19: +6:2
          StorageDead(_6);                 // scope 4 at $DIR/sroa.rs:+6:1: +6:2
-         StorageDead(_5);                 // scope 3 at $DIR/sroa.rs:+6:1: +6:2
+         StorageDead(_7);                 // scope 3 at $DIR/sroa.rs:+6:1: +6:2
+         StorageDead(_8);                 // scope 3 at $DIR/sroa.rs:+6:1: +6:2
+         StorageDead(_9);                 // scope 3 at $DIR/sroa.rs:+6:1: +6:2
+         StorageDead(_10);                // scope 3 at $DIR/sroa.rs:+6:1: +6:2
+         nop;                             // scope 3 at $DIR/sroa.rs:+6:1: +6:2
          StorageDead(_4);                 // scope 2 at $DIR/sroa.rs:+6:1: +6:2
          StorageDead(_3);                 // scope 1 at $DIR/sroa.rs:+6:1: +6:2
-         StorageDead(_2);                 // scope 0 at $DIR/sroa.rs:+6:1: +6:2
+         StorageDead(_11);                // scope 0 at $DIR/sroa.rs:+6:1: +6:2
+         StorageDead(_12);                // scope 0 at $DIR/sroa.rs:+6:1: +6:2
+         StorageDead(_13);                // scope 0 at $DIR/sroa.rs:+6:1: +6:2
+         StorageDead(_14);                // scope 0 at $DIR/sroa.rs:+6:1: +6:2
+         nop;                             // scope 0 at $DIR/sroa.rs:+6:1: +6:2
          return;                          // scope 0 at $DIR/sroa.rs:+6:2: +6:2
      }
  }