src/test/mir-opt/match_false_edges.main.PromoteTemps.before.mir

   1 // MIR for `main` before PromoteTemps
   2
   3 fn main() -> () {
   4     let mut _0: ();                      // return place in scope 0 at $DIR/match_false_edges.rs:34:11: 34:11
   5     let mut _1: i32;                     // in scope 0 at $DIR/match_false_edges.rs:35:13: 40:6
   6     let mut _2: std::option::Option<i32>; // in scope 0 at $DIR/match_false_edges.rs:35:19: 35:26
   7     let mut _3: isize;                   // in scope 0 at $DIR/match_false_edges.rs:38:9: 38:16
   8     let mut _4: isize;                   // in scope 0 at $DIR/match_false_edges.rs:36:9: 36:17
   9     let mut _5: &std::option::Option<i32>; // in scope 0 at $DIR/match_false_edges.rs:35:19: 35:26
  10     let _6: i32;                         // in scope 0 at $DIR/match_false_edges.rs:36:14: 36:16
  11     let _7: &i32;                        // in scope 0 at $DIR/match_false_edges.rs:36:14: 36:16
  12     let mut _8: bool;                    // in scope 0 at $DIR/match_false_edges.rs:36:21: 36:28
  13     let _9: std::option::Option<i32>;    // in scope 0 at $DIR/match_false_edges.rs:37:9: 37:11
  14     let _10: i32;                        // in scope 0 at $DIR/match_false_edges.rs:38:14: 38:15
  15     let _11: &i32;                       // in scope 0 at $DIR/match_false_edges.rs:38:14: 38:15
  16     let mut _12: bool;                   // in scope 0 at $DIR/match_false_edges.rs:38:20: 38:29
  17     let mut _13: i32;                    // in scope 0 at $DIR/match_false_edges.rs:38:27: 38:28
  18     let _14: std::option::Option<i32>;   // in scope 0 at $DIR/match_false_edges.rs:39:9: 39:11
  19     scope 1 {
  20     }
  21     scope 2 {
  22         debug _w => _6;                  // in scope 2 at $DIR/match_false_edges.rs:36:14: 36:16
  23         debug _w => _7;                  // in scope 2 at $DIR/match_false_edges.rs:36:14: 36:16
  24     }
  25     scope 3 {
  26         debug _x => _9;                  // in scope 3 at $DIR/match_false_edges.rs:37:9: 37:11
  27     }
  28     scope 4 {
  29         debug y => _10;                  // in scope 4 at $DIR/match_false_edges.rs:38:14: 38:15
  30         debug y => _11;                  // in scope 4 at $DIR/match_false_edges.rs:38:14: 38:15
  31     }
  32     scope 5 {
  33         debug _z => _14;                 // in scope 5 at $DIR/match_false_edges.rs:39:9: 39:11
  34     }
  35
  36     bb0: {
  37         StorageLive(_1);                 // scope 0 at $DIR/match_false_edges.rs:35:13: 40:6
  38         StorageLive(_2);                 // scope 0 at $DIR/match_false_edges.rs:35:19: 35:26
  39         _2 = Option::<i32>::Some(const 1_i32); // scope 0 at $DIR/match_false_edges.rs:35:19: 35:26
  40         FakeRead(ForMatchedPlace(None), _2); // scope 0 at $DIR/match_false_edges.rs:35:19: 35:26
  41         _4 = discriminant(_2);           // scope 0 at $DIR/match_false_edges.rs:36:9: 36:17
  42         switchInt(move _4) -> [1_isize: bb2, otherwise: bb1]; // scope 0 at $DIR/match_false_edges.rs:36:9: 36:17
  43     }
  44
  45     bb1: {
  46         falseEdge -> [real: bb9, imaginary: bb4]; // scope 0 at $DIR/match_false_edges.rs:37:9: 37:11
  47     }
  48
  49     bb2: {
  50         falseEdge -> [real: bb5, imaginary: bb1]; // scope 0 at $DIR/match_false_edges.rs:36:9: 36:17
  51     }
  52
  53     bb3: {
  54         StorageLive(_14);                // scope 0 at $DIR/match_false_edges.rs:39:9: 39:11
  55         _14 = _2;                        // scope 0 at $DIR/match_false_edges.rs:39:9: 39:11
  56         _1 = const 4_i32;                // scope 5 at $DIR/match_false_edges.rs:39:15: 39:16
  57         StorageDead(_14);                // scope 0 at $DIR/match_false_edges.rs:39:15: 39:16
  58         goto -> bb14;                    // scope 0 at $DIR/match_false_edges.rs:35:13: 40:6
  59     }
  60
  61     bb4: {
  62         falseEdge -> [real: bb10, imaginary: bb3]; // scope 0 at $DIR/match_false_edges.rs:38:9: 38:16
  63     }
  64
  65     bb5: {
  66         StorageLive(_7);                 // scope 0 at $DIR/match_false_edges.rs:36:14: 36:16
  67         _7 = &((_2 as Some).0: i32);     // scope 0 at $DIR/match_false_edges.rs:36:14: 36:16
  68         _5 = &shallow _2;                // scope 0 at $DIR/match_false_edges.rs:35:19: 35:26
  69         StorageLive(_8);                 // scope 0 at $DIR/match_false_edges.rs:36:21: 36:28
  70         _8 = guard() -> [return: bb6, unwind: bb15]; // scope 0 at $DIR/match_false_edges.rs:36:21: 36:28
  71                                          // mir::Constant
  72                                          // + span: $DIR/match_false_edges.rs:36:21: 36:26
  73                                          // + literal: Const { ty: fn() -> bool {guard}, val: Value(Scalar(<ZST>)) }
  74     }
  75
  76     bb6: {
  77         switchInt(move _8) -> [false: bb8, otherwise: bb7]; // scope 0 at $DIR/match_false_edges.rs:36:21: 36:28
  78     }
  79
  80     bb7: {
  81         StorageDead(_8);                 // scope 0 at $DIR/match_false_edges.rs:36:32: 36:33
  82         FakeRead(ForMatchGuard, _5);     // scope 0 at $DIR/match_false_edges.rs:36:27: 36:28
  83         FakeRead(ForGuardBinding, _7);   // scope 0 at $DIR/match_false_edges.rs:36:27: 36:28
  84         StorageLive(_6);                 // scope 0 at $DIR/match_false_edges.rs:36:14: 36:16
  85         _6 = ((_2 as Some).0: i32);      // scope 0 at $DIR/match_false_edges.rs:36:14: 36:16
  86         _1 = const 1_i32;                // scope 2 at $DIR/match_false_edges.rs:36:32: 36:33
  87         StorageDead(_6);                 // scope 0 at $DIR/match_false_edges.rs:36:32: 36:33
  88         StorageDead(_7);                 // scope 0 at $DIR/match_false_edges.rs:36:32: 36:33
  89         goto -> bb14;                    // scope 0 at $DIR/match_false_edges.rs:35:13: 40:6
  90     }
  91
  92     bb8: {
  93         StorageDead(_8);                 // scope 0 at $DIR/match_false_edges.rs:36:32: 36:33
  94         StorageDead(_7);                 // scope 0 at $DIR/match_false_edges.rs:36:32: 36:33
  95         falseEdge -> [real: bb1, imaginary: bb1]; // scope 0 at $DIR/match_false_edges.rs:36:21: 36:28
  96     }
  97
  98     bb9: {
  99         StorageLive(_9);                 // scope 0 at $DIR/match_false_edges.rs:37:9: 37:11
 100         _9 = _2;                         // scope 0 at $DIR/match_false_edges.rs:37:9: 37:11
 101         _1 = const 2_i32;                // scope 3 at $DIR/match_false_edges.rs:37:15: 37:16
 102         StorageDead(_9);                 // scope 0 at $DIR/match_false_edges.rs:37:15: 37:16
 103         goto -> bb14;                    // scope 0 at $DIR/match_false_edges.rs:35:13: 40:6
 104     }
 105
 106     bb10: {
 107         StorageLive(_11);                // scope 0 at $DIR/match_false_edges.rs:38:14: 38:15
 108         _11 = &((_2 as Some).0: i32);    // scope 0 at $DIR/match_false_edges.rs:38:14: 38:15
 109         _5 = &shallow _2;                // scope 0 at $DIR/match_false_edges.rs:35:19: 35:26
 110         StorageLive(_12);                // scope 0 at $DIR/match_false_edges.rs:38:20: 38:29
 111         StorageLive(_13);                // scope 0 at $DIR/match_false_edges.rs:38:27: 38:28
 112         _13 = (*_11);                    // scope 0 at $DIR/match_false_edges.rs:38:27: 38:28
 113         _12 = guard2(move _13) -> [return: bb11, unwind: bb15]; // scope 0 at $DIR/match_false_edges.rs:38:20: 38:29
 114                                          // mir::Constant
 115                                          // + span: $DIR/match_false_edges.rs:38:20: 38:26
 116                                          // + literal: Const { ty: fn(i32) -> bool {guard2}, val: Value(Scalar(<ZST>)) }
 117     }
 118
 119     bb11: {
 120         StorageDead(_13);                // scope 0 at $DIR/match_false_edges.rs:38:28: 38:29
 121         switchInt(move _12) -> [false: bb13, otherwise: bb12]; // scope 0 at $DIR/match_false_edges.rs:38:20: 38:29
 122     }
 123
 124     bb12: {
 125         StorageDead(_12);                // scope 0 at $DIR/match_false_edges.rs:38:33: 38:34
 126         FakeRead(ForMatchGuard, _5);     // scope 0 at $DIR/match_false_edges.rs:38:28: 38:29
 127         FakeRead(ForGuardBinding, _11);  // scope 0 at $DIR/match_false_edges.rs:38:28: 38:29
 128         StorageLive(_10);                // scope 0 at $DIR/match_false_edges.rs:38:14: 38:15
 129         _10 = ((_2 as Some).0: i32);     // scope 0 at $DIR/match_false_edges.rs:38:14: 38:15
 130         _1 = const 3_i32;                // scope 4 at $DIR/match_false_edges.rs:38:33: 38:34
 131         StorageDead(_10);                // scope 0 at $DIR/match_false_edges.rs:38:33: 38:34
 132         StorageDead(_11);                // scope 0 at $DIR/match_false_edges.rs:38:33: 38:34
 133         goto -> bb14;                    // scope 0 at $DIR/match_false_edges.rs:35:13: 40:6
 134     }
 135
 136     bb13: {
 137         StorageDead(_12);                // scope 0 at $DIR/match_false_edges.rs:38:33: 38:34
 138         StorageDead(_11);                // scope 0 at $DIR/match_false_edges.rs:38:33: 38:34
 139         falseEdge -> [real: bb3, imaginary: bb3]; // scope 0 at $DIR/match_false_edges.rs:38:20: 38:29
 140     }
 141
 142     bb14: {
 143         StorageDead(_2);                 // scope 0 at $DIR/match_false_edges.rs:40:6: 40:7
 144         StorageDead(_1);                 // scope 0 at $DIR/match_false_edges.rs:40:6: 40:7
 145         _0 = const ();                   // scope 0 at $DIR/match_false_edges.rs:34:11: 41:2
 146         return;                          // scope 0 at $DIR/match_false_edges.rs:41:2: 41:2
 147     }
 148
 149     bb15 (cleanup): {
 150         resume;                          // scope 0 at $DIR/match_false_edges.rs:34:1: 41:2
 151     }
 152 }