rust/tests/mir-opt/reference_prop.mut_raw_then_mut_shr.ReferencePropagation.diff

- // MIR for `mut_raw_then_mut_shr` before ReferencePropagation
+ // MIR for `mut_raw_then_mut_shr` after ReferencePropagation
  
  fn mut_raw_then_mut_shr() -> (i32, i32) {
      let mut _0: (i32, i32);              // return place in scope 0 at $DIR/reference_prop.rs:+0:30: +0:40
      let mut _1: i32;                     // in scope 0 at $DIR/reference_prop.rs:+1:9: +1:14
      let mut _4: *mut i32;                // in scope 0 at $DIR/reference_prop.rs:+3:16: +3:36
      let mut _5: &mut i32;                // in scope 0 at $DIR/reference_prop.rs:+3:16: +3:26
      let _8: ();                          // in scope 0 at $DIR/reference_prop.rs:+7:5: +7:26
      let mut _9: i32;                     // in scope 0 at $DIR/reference_prop.rs:+8:6: +8:7
      let mut _10: i32;                    // in scope 0 at $DIR/reference_prop.rs:+8:9: +8:10
      scope 1 {
          debug x => _1;                   // in scope 1 at $DIR/reference_prop.rs:+1:9: +1:14
          let _2: &mut i32;                // in scope 1 at $DIR/reference_prop.rs:+2:9: +2:13
          scope 2 {
-             debug xref => _2;            // in scope 2 at $DIR/reference_prop.rs:+2:9: +2:13
+             debug xref => &_1;           // in scope 2 at $DIR/reference_prop.rs:+2:9: +2:13
              let _3: *mut i32;            // in scope 2 at $DIR/reference_prop.rs:+3:9: +3:13
              scope 3 {
-                 debug xraw => _3;        // in scope 3 at $DIR/reference_prop.rs:+3:9: +3:13
+                 debug xraw => &_1;       // in scope 3 at $DIR/reference_prop.rs:+3:9: +3:13
                  let _6: &i32;            // in scope 3 at $DIR/reference_prop.rs:+4:9: +4:13
                  scope 4 {
-                     debug xshr => _6;    // in scope 4 at $DIR/reference_prop.rs:+4:9: +4:13
+                     debug xshr => &_1;   // in scope 4 at $DIR/reference_prop.rs:+4:9: +4:13
                      let _7: i32;         // in scope 4 at $DIR/reference_prop.rs:+6:9: +6:10
                      scope 5 {
                          debug a => _7;   // in scope 5 at $DIR/reference_prop.rs:+6:9: +6:10
                          scope 6 {
                          }
                      }
                  }
              }
          }
      }
  
      bb0: {
          StorageLive(_1);                 // scope 0 at $DIR/reference_prop.rs:+1:9: +1:14
          _1 = const 2_i32;                // scope 0 at $DIR/reference_prop.rs:+1:17: +1:18
-         StorageLive(_2);                 // scope 1 at $DIR/reference_prop.rs:+2:9: +2:13
-         _2 = &mut _1;                    // scope 1 at $DIR/reference_prop.rs:+2:16: +2:22
-         StorageLive(_3);                 // scope 2 at $DIR/reference_prop.rs:+3:9: +3:13
-         StorageLive(_4);                 // scope 2 at $DIR/reference_prop.rs:+3:16: +3:36
-         StorageLive(_5);                 // scope 2 at $DIR/reference_prop.rs:+3:16: +3:26
-         _5 = &mut (*_2);                 // scope 2 at $DIR/reference_prop.rs:+3:16: +3:26
-         _4 = &raw mut (*_5);             // scope 2 at $DIR/reference_prop.rs:+3:16: +3:26
-         _3 = _4;                         // scope 2 at $DIR/reference_prop.rs:+3:16: +3:36
-         StorageDead(_5);                 // scope 2 at $DIR/reference_prop.rs:+3:36: +3:37
-         StorageDead(_4);                 // scope 2 at $DIR/reference_prop.rs:+3:36: +3:37
-         StorageLive(_6);                 // scope 3 at $DIR/reference_prop.rs:+4:9: +4:13
-         _6 = &(*_2);                     // scope 3 at $DIR/reference_prop.rs:+4:16: +4:22
          StorageLive(_7);                 // scope 4 at $DIR/reference_prop.rs:+6:9: +6:10
-         _7 = (*_6);                      // scope 4 at $DIR/reference_prop.rs:+6:13: +6:18
-         StorageLive(_8);                 // scope 5 at $DIR/reference_prop.rs:+7:5: +7:26
-         (*_3) = const 4_i32;             // scope 6 at $DIR/reference_prop.rs:+7:14: +7:23
-         _8 = const ();                   // scope 6 at $DIR/reference_prop.rs:+7:5: +7:26
-         StorageDead(_8);                 // scope 5 at $DIR/reference_prop.rs:+7:25: +7:26
+         _7 = _1;                         // scope 4 at $DIR/reference_prop.rs:+6:13: +6:18
+         _1 = const 4_i32;                // scope 6 at $DIR/reference_prop.rs:+7:14: +7:23
          StorageLive(_9);                 // scope 5 at $DIR/reference_prop.rs:+8:6: +8:7
          _9 = _7;                         // scope 5 at $DIR/reference_prop.rs:+8:6: +8:7
          StorageLive(_10);                // scope 5 at $DIR/reference_prop.rs:+8:9: +8:10
          _10 = _1;                        // scope 5 at $DIR/reference_prop.rs:+8:9: +8:10
          _0 = (move _9, move _10);        // scope 5 at $DIR/reference_prop.rs:+8:5: +8:11
          StorageDead(_10);                // scope 5 at $DIR/reference_prop.rs:+8:10: +8:11
          StorageDead(_9);                 // scope 5 at $DIR/reference_prop.rs:+8:10: +8:11
          StorageDead(_7);                 // scope 4 at $DIR/reference_prop.rs:+9:1: +9:2
-         StorageDead(_6);                 // scope 3 at $DIR/reference_prop.rs:+9:1: +9:2
-         StorageDead(_3);                 // scope 2 at $DIR/reference_prop.rs:+9:1: +9:2
-         StorageDead(_2);                 // scope 1 at $DIR/reference_prop.rs:+9:1: +9:2
          StorageDead(_1);                 // scope 0 at $DIR/reference_prop.rs:+9:1: +9:2
          return;                          // scope 0 at $DIR/reference_prop.rs:+9:2: +9:2
      }
  }