src/test/mir-opt/retag.array_casts.SimplifyCfg-elaborate-drops.after.mir

   1 // MIR for `array_casts` after SimplifyCfg-elaborate-drops
   2
   3 fn array_casts() -> () {
   4     let mut _0: ();                      // return place in scope 0 at $DIR/retag.rs:57:18: 57:18
   5     let mut _1: [usize; 2];              // in scope 0 at $DIR/retag.rs:58:9: 58:14
   6     let mut _3: *mut [usize; 2];         // in scope 0 at $DIR/retag.rs:59:13: 59:19
   7     let mut _4: &mut [usize; 2];         // in scope 0 at $DIR/retag.rs:59:13: 59:19
   8     let _5: ();                          // in scope 0 at $DIR/retag.rs:60:5: 60:30
   9     let mut _6: *mut usize;              // in scope 0 at $DIR/retag.rs:60:15: 60:23
  10     let mut _7: *mut usize;              // in scope 0 at $DIR/retag.rs:60:15: 60:16
  11     let mut _10: *const [usize; 2];      // in scope 0 at $DIR/retag.rs:63:13: 63:15
  12     let _11: &[usize; 2];                // in scope 0 at $DIR/retag.rs:63:13: 63:15
  13     let _12: ();                         // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  14     let mut _13: (&usize, &usize);       // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  15     let mut _14: &usize;                 // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  16     let _15: usize;                      // in scope 0 at $DIR/retag.rs:64:16: 64:36
  17     let mut _16: *const usize;           // in scope 0 at $DIR/retag.rs:64:26: 64:34
  18     let mut _17: *const usize;           // in scope 0 at $DIR/retag.rs:64:26: 64:27
  19     let mut _18: &usize;                 // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  20     let _19: usize;                      // in scope 0 at $DIR/retag.rs:64:38: 64:39
  21     let mut _22: bool;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  22     let mut _23: bool;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  23     let mut _24: usize;                  // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  24     let mut _25: usize;                  // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  25     let mut _26: !;                      // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  26     let _28: !;                          // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  27     let mut _29: core::panicking::AssertKind; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  28     let mut _30: &usize;                 // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  29     let _31: &usize;                     // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  30     let mut _32: &usize;                 // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  31     let _33: &usize;                     // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  32     let mut _34: std::option::Option<std::fmt::Arguments>; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  33     scope 1 {
  34         debug x => _1;                   // in scope 1 at $DIR/retag.rs:58:9: 58:14
  35         let _2: *mut usize;              // in scope 1 at $DIR/retag.rs:59:9: 59:10
  36         scope 2 {
  37             debug p => _2;               // in scope 2 at $DIR/retag.rs:59:9: 59:10
  38             let _8: [usize; 2];          // in scope 2 at $DIR/retag.rs:62:9: 62:10
  39             scope 3 {
  40             }
  41             scope 4 {
  42                 debug x => _8;           // in scope 4 at $DIR/retag.rs:62:9: 62:10
  43                 let _9: *const usize;    // in scope 4 at $DIR/retag.rs:63:9: 63:10
  44                 scope 5 {
  45                     debug p => _9;       // in scope 5 at $DIR/retag.rs:63:9: 63:10
  46                     let _20: &usize;     // in scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  47                     let _21: &usize;     // in scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  48                     let mut _35: &usize; // in scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  49                     scope 6 {
  50                     }
  51                     scope 7 {
  52                         debug left_val => _20; // in scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  53                         debug right_val => _21; // in scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  54                         let _27: core::panicking::AssertKind; // in scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  55                         scope 8 {
  56                             debug kind => _27; // in scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  57                         }
  58                     }
  59                 }
  60             }
  61         }
  62     }
  63
  64     bb0: {
  65         StorageLive(_1);                 // scope 0 at $DIR/retag.rs:58:9: 58:14
  66         _1 = [const 0_usize, const 0_usize]; // scope 0 at $DIR/retag.rs:58:29: 58:35
  67         StorageLive(_2);                 // scope 1 at $DIR/retag.rs:59:9: 59:10
  68         StorageLive(_3);                 // scope 1 at $DIR/retag.rs:59:13: 59:19
  69         StorageLive(_4);                 // scope 1 at $DIR/retag.rs:59:13: 59:19
  70         _4 = &mut _1;                    // scope 1 at $DIR/retag.rs:59:13: 59:19
  71         Retag(_4);                       // scope 1 at $DIR/retag.rs:59:13: 59:19
  72         _3 = &raw mut (*_4);             // scope 1 at $DIR/retag.rs:59:13: 59:19
  73         Retag([raw] _3);                 // scope 1 at $DIR/retag.rs:59:13: 59:19
  74         _2 = move _3 as *mut usize (Pointer(ArrayToPointer)); // scope 1 at $DIR/retag.rs:59:13: 59:33
  75         StorageDead(_3);                 // scope 1 at $DIR/retag.rs:59:32: 59:33
  76         StorageDead(_4);                 // scope 1 at $DIR/retag.rs:59:33: 59:34
  77         StorageLive(_5);                 // scope 2 at $DIR/retag.rs:60:5: 60:30
  78         StorageLive(_6);                 // scope 3 at $DIR/retag.rs:60:15: 60:23
  79         StorageLive(_7);                 // scope 3 at $DIR/retag.rs:60:15: 60:16
  80         _7 = _2;                         // scope 3 at $DIR/retag.rs:60:15: 60:16
  81         _6 = ptr::mut_ptr::<impl *mut usize>::add(move _7, const 1_usize) -> bb1; // scope 3 at $DIR/retag.rs:60:15: 60:23
  82                                          // mir::Constant
  83                                          // + span: $DIR/retag.rs:60:17: 60:20
  84                                          // + literal: Const { ty: unsafe fn(*mut usize, usize) -> *mut usize {std::ptr::mut_ptr::<impl *mut usize>::add}, val: Value(Scalar(<ZST>)) }
  85     }
  86
  87     bb1: {
  88         StorageDead(_7);                 // scope 3 at $DIR/retag.rs:60:22: 60:23
  89         (*_6) = const 1_usize;           // scope 3 at $DIR/retag.rs:60:14: 60:27
  90         StorageDead(_6);                 // scope 3 at $DIR/retag.rs:60:27: 60:28
  91         _5 = const ();                   // scope 3 at $DIR/retag.rs:60:5: 60:30
  92         StorageDead(_5);                 // scope 2 at $DIR/retag.rs:60:29: 60:30
  93         StorageLive(_8);                 // scope 2 at $DIR/retag.rs:62:9: 62:10
  94         _8 = [const 0_usize, const 1_usize]; // scope 2 at $DIR/retag.rs:62:25: 62:31
  95         StorageLive(_9);                 // scope 4 at $DIR/retag.rs:63:9: 63:10
  96         StorageLive(_10);                // scope 4 at $DIR/retag.rs:63:13: 63:15
  97         StorageLive(_11);                // scope 4 at $DIR/retag.rs:63:13: 63:15
  98         _11 = &_8;                       // scope 4 at $DIR/retag.rs:63:13: 63:15
  99         Retag(_11);                      // scope 4 at $DIR/retag.rs:63:13: 63:15
 100         _10 = &raw const (*_11);         // scope 4 at $DIR/retag.rs:63:13: 63:15
 101         Retag([raw] _10);                // scope 4 at $DIR/retag.rs:63:13: 63:15
 102         _9 = move _10 as *const usize (Pointer(ArrayToPointer)); // scope 4 at $DIR/retag.rs:63:13: 63:31
 103         StorageDead(_10);                // scope 4 at $DIR/retag.rs:63:30: 63:31
 104         StorageDead(_11);                // scope 4 at $DIR/retag.rs:63:31: 63:32
 105         StorageLive(_12);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 106         StorageLive(_13);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 107         StorageLive(_14);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 108         StorageLive(_15);                // scope 5 at $DIR/retag.rs:64:16: 64:36
 109         StorageLive(_16);                // scope 6 at $DIR/retag.rs:64:26: 64:34
 110         StorageLive(_17);                // scope 6 at $DIR/retag.rs:64:26: 64:27
 111         _17 = _9;                        // scope 6 at $DIR/retag.rs:64:26: 64:27
 112         _16 = ptr::const_ptr::<impl *const usize>::add(move _17, const 1_usize) -> bb2; // scope 6 at $DIR/retag.rs:64:26: 64:34
 113                                          // mir::Constant
 114                                          // + span: $DIR/retag.rs:64:28: 64:31
 115                                          // + literal: Const { ty: unsafe fn(*const usize, usize) -> *const usize {std::ptr::const_ptr::<impl *const usize>::add}, val: Value(Scalar(<ZST>)) }
 116     }
 117
 118     bb2: {
 119         StorageDead(_17);                // scope 6 at $DIR/retag.rs:64:33: 64:34
 120         _15 = (*_16);                    // scope 6 at $DIR/retag.rs:64:25: 64:34
 121         _14 = &_15;                      // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 122         Retag(_14);                      // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 123         StorageLive(_18);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 124         _35 = const array_casts::promoted[0]; // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 125                                          // ty::Const
 126                                          // + ty: &usize
 127                                          // + val: Unevaluated(array_casts, [], Some(promoted[0]))
 128                                          // mir::Constant
 129                                          // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 130                                          // + literal: Const { ty: &usize, val: Unevaluated(Unevaluated { def: WithOptConstParam { did: DefId(0:15 ~ retag[HASH]::array_casts), const_param_did: None }, substs_: Some([]), promoted: Some(promoted[0]) }) }
 131         Retag(_35);                      // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 132         _18 = &(*_35);                   // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 133         Retag(_18);                      // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 134         _13 = (move _14, move _18);      // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 135         StorageDead(_18);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 136         StorageDead(_14);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 137         StorageLive(_20);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 138         _20 = (_13.0: &usize);           // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 139         Retag(_20);                      // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 140         StorageLive(_21);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 141         _21 = (_13.1: &usize);           // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 142         Retag(_21);                      // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 143         StorageLive(_22);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 144         StorageLive(_23);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 145         StorageLive(_24);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 146         _24 = (*_20);                    // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 147         StorageLive(_25);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 148         _25 = (*_21);                    // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 149         _23 = Eq(move _24, move _25);    // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 150         StorageDead(_25);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 151         StorageDead(_24);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 152         _22 = Not(move _23);             // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 153         StorageDead(_23);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 154         switchInt(move _22) -> [false: bb4, otherwise: bb3]; // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 155     }
 156
 157     bb3: {
 158         StorageLive(_27);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 159         _27 = core::panicking::AssertKind::Eq; // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 160         StorageLive(_28);                // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 161         StorageLive(_29);                // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 162         _29 = move _27;                  // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 163         StorageLive(_30);                // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 164         StorageLive(_31);                // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 165         _31 = &(*_20);                   // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 166         Retag(_31);                      // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 167         _30 = &(*_31);                   // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 168         Retag(_30);                      // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 169         StorageLive(_32);                // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 170         StorageLive(_33);                // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 171         _33 = &(*_21);                   // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 172         Retag(_33);                      // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 173         _32 = &(*_33);                   // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 174         Retag(_32);                      // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 175         StorageLive(_34);                // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 176         _34 = Option::<Arguments>::None; // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 177         core::panicking::assert_failed::<usize, usize>(move _29, move _30, move _32, move _34); // scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 178                                          // mir::Constant
 179                                          // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 180                                          // + literal: Const { ty: for<'r, 's, 't0> fn(core::panicking::AssertKind, &'r usize, &'s usize, std::option::Option<std::fmt::Arguments<'t0>>) -> ! {core::panicking::assert_failed::<usize, usize>}, val: Value(Scalar(<ZST>)) }
 181     }
 182
 183     bb4: {
 184         _12 = const ();                  // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 185         StorageDead(_22);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 186         StorageDead(_21);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 187         StorageDead(_20);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 188         StorageDead(_16);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 189         StorageDead(_15);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 190         StorageDead(_13);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 191         StorageDead(_12);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 192         _0 = const ();                   // scope 0 at $DIR/retag.rs:57:18: 65:2
 193         StorageDead(_9);                 // scope 4 at $DIR/retag.rs:65:1: 65:2
 194         StorageDead(_8);                 // scope 2 at $DIR/retag.rs:65:1: 65:2
 195         StorageDead(_2);                 // scope 1 at $DIR/retag.rs:65:1: 65:2
 196         StorageDead(_1);                 // scope 0 at $DIR/retag.rs:65:1: 65:2
 197         return;                          // scope 0 at $DIR/retag.rs:65:2: 65:2
 198     }
 199 }