src/test/mir-opt/uninhabited_enum_branching.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_branching.rs:19:11: 19:11
   5     let _1: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:20:5: 24:6
   6     let mut _2: Test1;                   // in scope 0 at $DIR/uninhabited_enum_branching.rs:20:11: 20:19
   7     let mut _3: isize;                   // in scope 0 at $DIR/uninhabited_enum_branching.rs:21:9: 21:20
   8     let _4: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:22:24: 22:34
   9     let _5: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:23:21: 23:24
  10     let _6: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:26:5: 29:6
  11     let mut _7: Test2;                   // in scope 0 at $DIR/uninhabited_enum_branching.rs:26:11: 26:19
  12     let mut _8: isize;                   // in scope 0 at $DIR/uninhabited_enum_branching.rs:27:9: 27:17
  13     let _9: &str;                        // in scope 0 at $DIR/uninhabited_enum_branching.rs:28:21: 28:24
  14
  15     bb0: {
  16         StorageLive(_1);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:20:5: 24:6
  17         StorageLive(_2);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:20:11: 20:19
  18         Deinit(_2);                      // scope 0 at $DIR/uninhabited_enum_branching.rs:20:11: 20:19
  19         discriminant(_2) = 2;            // scope 0 at $DIR/uninhabited_enum_branching.rs:20:11: 20:19
  20         _3 = discriminant(_2);           // scope 0 at $DIR/uninhabited_enum_branching.rs:20:11: 20:19
  21         StorageLive(_5);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:23:21: 23:24
  22         _5 = const "C";                  // scope 0 at $DIR/uninhabited_enum_branching.rs:23:21: 23:24
  23                                          // mir::Constant
  24                                          // + span: $DIR/uninhabited_enum_branching.rs:23:21: 23:24
  25                                          // + literal: Const { ty: &str, val: Value(Slice(..)) }
  26         _1 = &(*_5);                     // scope 0 at $DIR/uninhabited_enum_branching.rs:23:21: 23:24
  27         StorageDead(_5);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:23:23: 23:24
  28         StorageDead(_2);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:24:6: 24:7
  29         StorageDead(_1);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:24:6: 24:7
  30         StorageLive(_6);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:26:5: 29:6
  31         StorageLive(_7);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:26:11: 26:19
  32         Deinit(_7);                      // scope 0 at $DIR/uninhabited_enum_branching.rs:26:11: 26:19
  33         discriminant(_7) = 0;            // scope 0 at $DIR/uninhabited_enum_branching.rs:26:11: 26:19
  34         _8 = discriminant(_7);           // scope 0 at $DIR/uninhabited_enum_branching.rs:26:11: 26:19
  35         switchInt(move _8) -> [4_isize: bb2, otherwise: bb1]; // scope 0 at $DIR/uninhabited_enum_branching.rs:26:5: 26:19
  36     }
  37
  38     bb1: {
  39         StorageLive(_9);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:28:21: 28:24
  40         _9 = const "E";                  // scope 0 at $DIR/uninhabited_enum_branching.rs:28:21: 28:24
  41                                          // mir::Constant
  42                                          // + span: $DIR/uninhabited_enum_branching.rs:28:21: 28:24
  43                                          // + literal: Const { ty: &str, val: Value(Slice(..)) }
  44         _6 = &(*_9);                     // scope 0 at $DIR/uninhabited_enum_branching.rs:28:21: 28:24
  45         StorageDead(_9);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:28:23: 28:24
  46         goto -> bb3;                     // scope 0 at $DIR/uninhabited_enum_branching.rs:28:23: 28:24
  47     }
  48
  49     bb2: {
  50         _6 = const "D";                  // scope 0 at $DIR/uninhabited_enum_branching.rs:27:21: 27:24
  51                                          // mir::Constant
  52                                          // + span: $DIR/uninhabited_enum_branching.rs:27:21: 27:24
  53                                          // + literal: Const { ty: &str, val: Value(Slice(..)) }
  54         goto -> bb3;                     // scope 0 at $DIR/uninhabited_enum_branching.rs:27:21: 27:24
  55     }
  56
  57     bb3: {
  58         StorageDead(_7);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:29:6: 29:7
  59         StorageDead(_6);                 // scope 0 at $DIR/uninhabited_enum_branching.rs:29:6: 29:7
  60         _0 = const ();                   // scope 0 at $DIR/uninhabited_enum_branching.rs:19:11: 30:2
  61         return;                          // scope 0 at $DIR/uninhabited_enum_branching.rs:30:2: 30:2
  62     }
  63 }