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         _2 = Test1::C;                   // scope 0 at $DIR/uninhabited_enum_branching2.rs:+1:38: +1:46
  26         _1 = Plop { xx: const 51_u32, test1: move _2 }; // scope 0 at $DIR/uninhabited_enum_branching2.rs:+1:16: +1:48
  27         StorageDead(_2);                 // scope 0 at $DIR/uninhabited_enum_branching2.rs:+1:47: +1:48
  28         StorageLive(_3);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+3:5: +8:6
  29         StorageLive(_4);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+3:11: +3:22
  30         _4 = &(_1.1: Test1);             // scope 1 at $DIR/uninhabited_enum_branching2.rs:+3:11: +3:22
  31         _5 = discriminant((*_4));        // scope 1 at $DIR/uninhabited_enum_branching2.rs:+3:11: +3:22
  32         switchInt(move _5) -> [2: bb3, 3: bb1, otherwise: bb2]; // scope 1 at $DIR/uninhabited_enum_branching2.rs:+3:5: +3:22
  33     }
  34
  35     bb1: {
  36         StorageLive(_8);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+7:21: +7:24
  37         _8 = const "D";                  // scope 1 at $DIR/uninhabited_enum_branching2.rs:+7:21: +7:24
  38                                          // mir::Constant
  39                                          // + span: $DIR/uninhabited_enum_branching2.rs:25:21: 25:24
  40                                          // + literal: Const { ty: &str, val: Value(Slice(..)) }
  41         _3 = &(*_8);                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:+7:21: +7:24
  42         StorageDead(_8);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+7:23: +7:24
  43         goto -> bb4;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:+7:23: +7:24
  44     }
  45
  46     bb2: {
  47         unreachable;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:+3:11: +3:22
  48     }
  49
  50     bb3: {
  51         StorageLive(_7);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+6:21: +6:24
  52         _7 = const "C";                  // scope 1 at $DIR/uninhabited_enum_branching2.rs:+6:21: +6:24
  53                                          // mir::Constant
  54                                          // + span: $DIR/uninhabited_enum_branching2.rs:24:21: 24:24
  55                                          // + literal: Const { ty: &str, val: Value(Slice(..)) }
  56         _3 = &(*_7);                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:+6:21: +6:24
  57         StorageDead(_7);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+6:23: +6:24
  58         goto -> bb4;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:+6:23: +6:24
  59     }
  60
  61     bb4: {
  62         StorageDead(_4);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+8:6: +8:7
  63         StorageDead(_3);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+8:6: +8:7
  64         StorageLive(_9);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+10:5: +15:6
  65         _10 = discriminant((_1.1: Test1)); // scope 1 at $DIR/uninhabited_enum_branching2.rs:+10:11: +10:21
  66         switchInt(move _10) -> [2: bb7, 3: bb5, otherwise: bb6]; // scope 1 at $DIR/uninhabited_enum_branching2.rs:+10:5: +10:21
  67     }
  68
  69     bb5: {
  70         StorageLive(_13);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:+14:21: +14:24
  71         _13 = const "D";                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+14:21: +14:24
  72                                          // mir::Constant
  73                                          // + span: $DIR/uninhabited_enum_branching2.rs:32:21: 32:24
  74                                          // + literal: Const { ty: &str, val: Value(Slice(..)) }
  75         _9 = &(*_13);                    // scope 1 at $DIR/uninhabited_enum_branching2.rs:+14:21: +14:24
  76         StorageDead(_13);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:+14:23: +14:24
  77         goto -> bb8;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:+14:23: +14:24
  78     }
  79
  80     bb6: {
  81         unreachable;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:+10:11: +10:21
  82     }
  83
  84     bb7: {
  85         StorageLive(_12);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:+13:21: +13:24
  86         _12 = const "C";                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+13:21: +13:24
  87                                          // mir::Constant
  88                                          // + span: $DIR/uninhabited_enum_branching2.rs:31:21: 31:24
  89                                          // + literal: Const { ty: &str, val: Value(Slice(..)) }
  90         _9 = &(*_12);                    // scope 1 at $DIR/uninhabited_enum_branching2.rs:+13:21: +13:24
  91         StorageDead(_12);                // scope 1 at $DIR/uninhabited_enum_branching2.rs:+13:23: +13:24
  92         goto -> bb8;                     // scope 1 at $DIR/uninhabited_enum_branching2.rs:+13:23: +13:24
  93     }
  94
  95     bb8: {
  96         StorageDead(_9);                 // scope 1 at $DIR/uninhabited_enum_branching2.rs:+15:6: +15:7
  97         _0 = const ();                   // scope 0 at $DIR/uninhabited_enum_branching2.rs:+0:11: +16:2
  98         StorageDead(_1);                 // scope 0 at $DIR/uninhabited_enum_branching2.rs:+16:1: +16:2
  99         return;                          // scope 0 at $DIR/uninhabited_enum_branching2.rs:+16:2: +16:2
 100     }
 101 }