tests/mir-opt/uninhabited_enum_branching.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_branching.rs:+0:11: +0:11
   6       let _1: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:+1:5: +5:6
   7       let mut _2: Test1;                   // in scope 0 at $DIR/uninhabited_enum_branching.rs:+1:11: +1:19
   8       let mut _3: isize;                   // in scope 0 at $DIR/uninhabited_enum_branching.rs:+2:9: +2:20
   9       let _4: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:+3:24: +3:34
  10       let _5: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:+4:21: +4:24
  11       let _6: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:+7:5: +10:6
  12       let mut _7: Test2;                   // in scope 0 at $DIR/uninhabited_enum_branching.rs:+7:11: +7:19
  13       let mut _8: isize;                   // in scope 0 at $DIR/uninhabited_enum_branching.rs:+8:9: +8:17
  14       let _9: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:+9:21: +9:24
  15
  16       bb0: {
  17           StorageLive(_1);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+1:5: +5:6
  18           StorageLive(_2);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+1:11: +1:19
  19           Deinit(_2);                      // scope 0 at $DIR/uninhabited_enum_branching.rs:+1:11: +1:19
  20           discriminant(_2) = 2;            // scope 0 at $DIR/uninhabited_enum_branching.rs:+1:11: +1:19
  21           _3 = discriminant(_2);           // scope 0 at $DIR/uninhabited_enum_branching.rs:+1:11: +1:19
  22 -         switchInt(move _3) -> [0: bb3, 1: bb4, 2: bb1, otherwise: bb2]; // scope 0 at $DIR/uninhabited_enum_branching.rs:+1:5: +1:19
  23 +         switchInt(move _3) -> [2: bb1, otherwise: bb2]; // scope 0 at $DIR/uninhabited_enum_branching.rs:+1:5: +1:19
  24       }
  25
  26       bb1: {
  27           StorageLive(_5);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+4:21: +4:24
  28           _5 = const "C";                  // scope 0 at $DIR/uninhabited_enum_branching.rs:+4:21: +4:24
  29                                            // mir::Constant
  30                                            // + span: $DIR/uninhabited_enum_branching.rs:23:21: 23:24
  31                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  32           _1 = &(*_5);                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+4:21: +4:24
  33           StorageDead(_5);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+4:23: +4:24
  34           goto -> bb5;                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+4:23: +4:24
  35       }
  36
  37       bb2: {
  38           unreachable;                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+1:11: +1:19
  39       }
  40
  41       bb3: {
  42           _1 = const "A(Empty)";           // scope 0 at $DIR/uninhabited_enum_branching.rs:+2:24: +2:34
  43                                            // mir::Constant
  44                                            // + span: $DIR/uninhabited_enum_branching.rs:21:24: 21:34
  45                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  46           goto -> bb5;                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+2:24: +2:34
  47       }
  48
  49       bb4: {
  50           StorageLive(_4);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+3:24: +3:34
  51           _4 = const "B(Empty)";           // scope 0 at $DIR/uninhabited_enum_branching.rs:+3:24: +3:34
  52                                            // mir::Constant
  53                                            // + span: $DIR/uninhabited_enum_branching.rs:22:24: 22:34
  54                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  55           _1 = &(*_4);                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+3:24: +3:34
  56           StorageDead(_4);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+3:33: +3:34
  57           goto -> bb5;                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+3:33: +3:34
  58       }
  59
  60       bb5: {
  61           StorageDead(_2);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+5:6: +5:7
  62           StorageDead(_1);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+5:6: +5:7
  63           StorageLive(_6);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+7:5: +10:6
  64           StorageLive(_7);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+7:11: +7:19
  65           Deinit(_7);                      // scope 0 at $DIR/uninhabited_enum_branching.rs:+7:11: +7:19
  66           discriminant(_7) = 0;            // scope 0 at $DIR/uninhabited_enum_branching.rs:+7:11: +7:19
  67           _8 = discriminant(_7);           // scope 0 at $DIR/uninhabited_enum_branching.rs:+7:11: +7:19
  68           switchInt(move _8) -> [4: bb8, 5: bb6, otherwise: bb7]; // scope 0 at $DIR/uninhabited_enum_branching.rs:+7:5: +7:19
  69       }
  70
  71       bb6: {
  72           StorageLive(_9);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+9:21: +9:24
  73           _9 = const "E";                  // scope 0 at $DIR/uninhabited_enum_branching.rs:+9:21: +9:24
  74                                            // mir::Constant
  75                                            // + span: $DIR/uninhabited_enum_branching.rs:28:21: 28:24
  76                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  77           _6 = &(*_9);                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+9:21: +9:24
  78           StorageDead(_9);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+9:23: +9:24
  79           goto -> bb9;                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+9:23: +9:24
  80       }
  81
  82       bb7: {
  83           unreachable;                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+7:11: +7:19
  84       }
  85
  86       bb8: {
  87           _6 = const "D";                  // scope 0 at $DIR/uninhabited_enum_branching.rs:+8:21: +8:24
  88                                            // mir::Constant
  89                                            // + span: $DIR/uninhabited_enum_branching.rs:27:21: 27:24
  90                                            // + literal: Const { ty: &str, val: Value(Slice(..)) }
  91           goto -> bb9;                     // scope 0 at $DIR/uninhabited_enum_branching.rs:+8:21: +8:24
  92       }
  93
  94       bb9: {
  95           StorageDead(_7);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+10:6: +10:7
  96           StorageDead(_6);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:+10:6: +10:7
  97           _0 = const ();                   // scope 0 at $DIR/uninhabited_enum_branching.rs:+0:11: +11:2
  98           return;                          // scope 0 at $DIR/uninhabited_enum_branching.rs:+11:2: +11:2
  99       }
 100   }
 101