tests/mir-opt/uninhabited_enum_branching2.main.SimplifyCfg-after-uninhabited-enum-branching.after.mir

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