src/test/mir-opt/uninhabited_enum_branching2.main.UninhabitedEnumBranching.diff

   1 - // MIR for `main` before UninhabitedEnumBranching
   2 + // MIR for `main` after UninhabitedEnumBranching
   3
   4   fn main() -> () {
   5       let mut _0: ();                      // return place in scope 0 at $DIR/uninhabited_enum_branching2.rs:18:11: 18:11
   6       let _1: Plop;                        // in scope 0 at $DIR/uninhabited_enum_branching2.rs:19:9: 19:13
   7       let mut _2: Test1;                   // in scope 0 at $DIR/uninhabited_enum_branching2.rs:19:38: 19:46
   8       let _3: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching2.rs:21:5: 26:6
   9       let mut _4: &Test1;                  // in scope 0 at $DIR/uninhabited_enum_branching2.rs:21:11: 21:22
  10       let mut _5: isize;                   // in scope 0 at $DIR/uninhabited_enum_branching2.rs:22:9: 22:20
  11       let _6: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching2.rs:23:24: 23:34
  12       let _7: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching2.rs:24:21: 24:24
  13       let _8: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching2.rs:25:21: 25:24
  14       let _9: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching2.rs:28:5: 33:6
  15       let mut _10: isize;                  // in scope 0 at $DIR/uninhabited_enum_branching2.rs:29:9: 29:20
  16       let _11: &str;                       // in scope 0 at $DIR/uninhabited_enum_branching2.rs:30:24: 30:34
  17       let _12: &str;                       // in scope 0 at $DIR/uninhabited_enum_branching2.rs:31:21: 31:24
  18       let _13: &str;                       // in scope 0 at $DIR/uninhabited_enum_branching2.rs:32:21: 32:24
  19       scope 1 {
  20           debug plop => _1;                // in scope 1 at $DIR/uninhabited_enum_branching2.rs:19:9: 19:13
  21       }
  22
  23       bb0: {
  24           StorageLive(_1);                 // scope 0 at $DIR/uninhabited_enum_branching2.rs:19:9: 19:13
  25           StorageLive(_2);                 // scope 0 at $DIR/uninhabited_enum_branching2.rs:19:38: 19:46
  26           Deinit(_2);                      // scope 0 at $DIR/uninhabited_enum_branching2.rs:19:38: 19:46
  27           discriminant(_2) = 2;            // scope 0 at $DIR/uninhabited_enum_branching2.rs:19:38: 19:46
  28           Deinit(_1);                      // scope 0 at $DIR/uninhabited_enum_branching2.rs:19:16: 19:48
  29           (_1.0: u32) = const 51_u32;      // scope 0 at $DIR/uninhabited_enum_branching2.rs:19:16: 19:48
  30           (_1.1: Test1) = move _2;         // scope 0 at $DIR/uninhabited_enum_branching2.rs:19:16: 19:48
  31           StorageDead(_2);                 // scope 0 at $DIR/uninhabited_enum_branching2.rs:19:47: 19:48
  32           StorageLive(_3);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:21:5: 26:6
  33           StorageLive(_4);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:21:11: 21:22
  34           _4 = &(_1.1: Test1);             // scope 1 at $DIR/uninhabited_enum_branching2.rs:21:11: 21:22
  35           _5 = discriminant((*_4));        // scope 1 at $DIR/uninhabited_enum_branching2.rs:21:11: 21:22
  36 -         switchInt(move _5) -> [0_isize: bb2, 1_isize: bb3, 2_isize: bb4, otherwise: bb1]; // scope 1 at $DIR/uninhabited_enum_branching2.rs:21:5: 21:22
  37 +         switchInt(move _5) -> [2_isize: bb4, otherwise: bb1]; // scope 1 at $DIR/uninhabited_enum_branching2.rs:21:5: 21:22
  38       }
  39
  40       bb1: {
  41           StorageLive(_8);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:25:21: 25:24
  42           _8 = const "D";                  // scope 1 at $DIR/uninhabited_enum_branching2.rs:25:21: 25:24
  43                                            // mir::Constant
  44                                            // + span: $DIR/uninhabited_enum_branching2.rs:25:21: 25:24
  45                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  46           _3 = &(*_8);                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:25:21: 25:24
  47           StorageDead(_8);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:25:23: 25:24
  48           goto -> bb5;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:25:23: 25:24
  49       }
  50
  51       bb2: {
  52           _3 = const "A(Empty)";           // scope 1 at $DIR/uninhabited_enum_branching2.rs:22:24: 22:34
  53                                            // mir::Constant
  54                                            // + span: $DIR/uninhabited_enum_branching2.rs:22:24: 22:34
  55                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  56           goto -> bb5;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:22:24: 22:34
  57       }
  58
  59       bb3: {
  60           StorageLive(_6);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:23:24: 23:34
  61           _6 = const "B(Empty)";           // scope 1 at $DIR/uninhabited_enum_branching2.rs:23:24: 23:34
  62                                            // mir::Constant
  63                                            // + span: $DIR/uninhabited_enum_branching2.rs:23:24: 23:34
  64                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  65           _3 = &(*_6);                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:23:24: 23:34
  66           StorageDead(_6);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:23:33: 23:34
  67           goto -> bb5;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:23:33: 23:34
  68       }
  69
  70       bb4: {
  71           StorageLive(_7);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:24:21: 24:24
  72           _7 = const "C";                  // scope 1 at $DIR/uninhabited_enum_branching2.rs:24:21: 24:24
  73                                            // mir::Constant
  74                                            // + span: $DIR/uninhabited_enum_branching2.rs:24:21: 24:24
  75                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  76           _3 = &(*_7);                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:24:21: 24:24
  77           StorageDead(_7);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:24:23: 24:24
  78           goto -> bb5;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:24:23: 24:24
  79       }
  80
  81       bb5: {
  82           StorageDead(_4);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:26:6: 26:7
  83           StorageDead(_3);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:26:6: 26:7
  84           StorageLive(_9);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:28:5: 33:6
  85           _10 = discriminant((_1.1: Test1)); // scope 1 at $DIR/uninhabited_enum_branching2.rs:28:11: 28:21
  86 -         switchInt(move _10) -> [0_isize: bb7, 1_isize: bb8, 2_isize: bb9, otherwise: bb6]; // scope 1 at $DIR/uninhabited_enum_branching2.rs:28:5: 28:21
  87 +         switchInt(move _10) -> [2_isize: bb9, otherwise: bb6]; // scope 1 at $DIR/uninhabited_enum_branching2.rs:28:5: 28:21
  88       }
  89
  90       bb6: {
  91           StorageLive(_13);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:32:21: 32:24
  92           _13 = const "D";                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:32:21: 32:24
  93                                            // mir::Constant
  94                                            // + span: $DIR/uninhabited_enum_branching2.rs:32:21: 32:24
  95                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  96           _9 = &(*_13);                    // scope 1 at $DIR/uninhabited_enum_branching2.rs:32:21: 32:24
  97           StorageDead(_13);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:32:23: 32:24
  98           goto -> bb10;                    // scope 1 at $DIR/uninhabited_enum_branching2.rs:32:23: 32:24
  99       }
 100
 101       bb7: {
 102           _9 = const "A(Empty)";           // scope 1 at $DIR/uninhabited_enum_branching2.rs:29:24: 29:34
 103                                            // mir::Constant
 104                                            // + span: $DIR/uninhabited_enum_branching2.rs:29:24: 29:34
 105                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
 106           goto -> bb10;                    // scope 1 at $DIR/uninhabited_enum_branching2.rs:29:24: 29:34
 107       }
 108
 109       bb8: {
 110           StorageLive(_11);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:30:24: 30:34
 111           _11 = const "B(Empty)";          // scope 1 at $DIR/uninhabited_enum_branching2.rs:30:24: 30:34
 112                                            // mir::Constant
 113                                            // + span: $DIR/uninhabited_enum_branching2.rs:30:24: 30:34
 114                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
 115           _9 = &(*_11);                    // scope 1 at $DIR/uninhabited_enum_branching2.rs:30:24: 30:34
 116           StorageDead(_11);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:30:33: 30:34
 117           goto -> bb10;                    // scope 1 at $DIR/uninhabited_enum_branching2.rs:30:33: 30:34
 118       }
 119
 120       bb9: {
 121           StorageLive(_12);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:31:21: 31:24
 122           _12 = const "C";                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:31:21: 31:24
 123                                            // mir::Constant
 124                                            // + span: $DIR/uninhabited_enum_branching2.rs:31:21: 31:24
 125                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
 126           _9 = &(*_12);                    // scope 1 at $DIR/uninhabited_enum_branching2.rs:31:21: 31:24
 127           StorageDead(_12);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:31:23: 31:24
 128           goto -> bb10;                    // scope 1 at $DIR/uninhabited_enum_branching2.rs:31:23: 31:24
 129       }
 130
 131       bb10: {
 132           StorageDead(_9);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:33:6: 33:7
 133           _0 = const ();                   // scope 0 at $DIR/uninhabited_enum_branching2.rs:18:11: 34:2
 134           StorageDead(_1);                 // scope 0 at $DIR/uninhabited_enum_branching2.rs:34:1: 34:2
 135           return;                          // scope 0 at $DIR/uninhabited_enum_branching2.rs:34:2: 34:2
 136       }
 137   }
 138