tests/mir-opt/inline/inline_generator.main.Inline.diff

   1 - // MIR for `main` before Inline
   2 + // MIR for `main` after Inline
   3
   4   fn main() -> () {
   5       let mut _0: ();                      // return place in scope 0 at $DIR/inline_generator.rs:+0:11: +0:11
   6       let _1: std::ops::GeneratorState<i32, bool>; // in scope 0 at $DIR/inline_generator.rs:+1:9: +1:11
   7       let mut _2: std::pin::Pin<&mut [generator@$DIR/inline_generator.rs:15:5: 15:8]>; // in scope 0 at $DIR/inline_generator.rs:+1:14: +1:32
   8       let mut _3: &mut [generator@$DIR/inline_generator.rs:15:5: 15:8]; // in scope 0 at $DIR/inline_generator.rs:+1:23: +1:31
   9       let mut _4: [generator@$DIR/inline_generator.rs:15:5: 15:8]; // in scope 0 at $DIR/inline_generator.rs:+1:28: +1:31
  10 +     let mut _5: bool;                    // in scope 0 at $DIR/inline_generator.rs:+1:33: +1:46
  11       scope 1 {
  12           debug _r => _1;                  // in scope 1 at $DIR/inline_generator.rs:+1:9: +1:11
  13       }
  14 +     scope 2 (inlined g) {                // at $DIR/inline_generator.rs:9:28: 9:31
  15 +     }
  16 +     scope 3 (inlined Pin::<&mut [generator@$DIR/inline_generator.rs:15:5: 15:8]>::new) { // at $DIR/inline_generator.rs:9:14: 9:32
  17 +         debug pointer => _3;             // in scope 3 at $SRC_DIR/core/src/pin.rs:LL:COL
  18 +         scope 4 {
  19 +             scope 5 (inlined Pin::<&mut [generator@$DIR/inline_generator.rs:15:5: 15:8]>::new_unchecked) { // at $SRC_DIR/core/src/pin.rs:LL:COL
  20 +                 debug pointer => _3;     // in scope 5 at $SRC_DIR/core/src/pin.rs:LL:COL
  21 +             }
  22 +         }
  23 +     }
  24 +     scope 6 (inlined g::{closure#0}) {   // at $DIR/inline_generator.rs:9:33: 9:46
  25 +         debug a => _5;                   // in scope 6 at $DIR/inline_generator.rs:15:6: 15:7
  26 +         let mut _6: i32;                 // in scope 6 at $DIR/inline_generator.rs:15:17: 15:39
  27 +         let mut _7: u32;                 // in scope 6 at $DIR/inline_generator.rs:15:5: 15:41
  28 +         let mut _8: &mut [generator@$DIR/inline_generator.rs:15:5: 15:8]; // in scope 6 at $DIR/inline_generator.rs:15:5: 15:41
  29 +         let mut _9: &mut [generator@$DIR/inline_generator.rs:15:5: 15:8]; // in scope 6 at $DIR/inline_generator.rs:15:5: 15:41
  30 +         let mut _10: &mut [generator@$DIR/inline_generator.rs:15:5: 15:8]; // in scope 6 at $DIR/inline_generator.rs:15:5: 15:41
  31 +     }
  32
  33       bb0: {
  34           StorageLive(_1);                 // scope 0 at $DIR/inline_generator.rs:+1:9: +1:11
  35           StorageLive(_2);                 // scope 0 at $DIR/inline_generator.rs:+1:14: +1:32
  36           StorageLive(_3);                 // scope 0 at $DIR/inline_generator.rs:+1:23: +1:31
  37           StorageLive(_4);                 // scope 0 at $DIR/inline_generator.rs:+1:28: +1:31
  38 -         _4 = g() -> bb1;                 // scope 0 at $DIR/inline_generator.rs:+1:28: +1:31
  39 -                                          // mir::Constant
  40 -                                          // + span: $DIR/inline_generator.rs:9:28: 9:29
  41 -                                          // + literal: Const { ty: fn() -> impl Generator<bool> {g}, val: Value(<ZST>) }
  42 -     }
  43 -
  44 -     bb1: {
  45 +         _4 = [generator@$DIR/inline_generator.rs:15:5: 15:8 (#0)]; // scope 2 at $DIR/inline_generator.rs:15:5: 15:41
  46 +                                          // generator
  47 +                                          // + def_id: DefId(0:7 ~ inline_generator[e37e]::g::{closure#0})
  48 +                                          // + substs: [
  49 +                                          //     bool,
  50 +                                          //     i32,
  51 +                                          //     bool,
  52 +                                          //     {bool, i32},
  53 +                                          //     (),
  54 +                                          // ]
  55 +                                          // + movability: Movable
  56           _3 = &mut _4;                    // scope 0 at $DIR/inline_generator.rs:+1:23: +1:31
  57 -         _2 = Pin::<&mut [generator@$DIR/inline_generator.rs:15:5: 15:8]>::new(move _3) -> [return: bb2, unwind: bb4]; // scope 0 at $DIR/inline_generator.rs:+1:14: +1:32
  58 -                                          // mir::Constant
  59 -                                          // + span: $DIR/inline_generator.rs:9:14: 9:22
  60 -                                          // + user_ty: UserType(0)
  61 -                                          // + literal: Const { ty: fn(&mut [generator@$DIR/inline_generator.rs:15:5: 15:8]) -> Pin<&mut [generator@$DIR/inline_generator.rs:15:5: 15:8]> {Pin::<&mut [generator@$DIR/inline_generator.rs:15:5: 15:8]>::new}, val: Value(<ZST>) }
  62 -     }
  63 -
  64 -     bb2: {
  65 +         _2 = Pin::<&mut [generator@$DIR/inline_generator.rs:15:5: 15:8]> { pointer: move _3 }; // scope 5 at $SRC_DIR/core/src/pin.rs:LL:COL
  66           StorageDead(_3);                 // scope 0 at $DIR/inline_generator.rs:+1:31: +1:32
  67 -         _1 = <[generator@$DIR/inline_generator.rs:15:5: 15:8] as Generator<bool>>::resume(move _2, const false) -> [return: bb3, unwind: bb4]; // scope 0 at $DIR/inline_generator.rs:+1:14: +1:46
  68 -                                          // mir::Constant
  69 -                                          // + span: $DIR/inline_generator.rs:9:33: 9:39
  70 -                                          // + literal: Const { ty: for<'a> fn(Pin<&'a mut [generator@$DIR/inline_generator.rs:15:5: 15:8]>, bool) -> GeneratorState<<[generator@$DIR/inline_generator.rs:15:5: 15:8] as Generator<bool>>::Yield, <[generator@$DIR/inline_generator.rs:15:5: 15:8] as Generator<bool>>::Return> {<[generator@$DIR/inline_generator.rs:15:5: 15:8] as Generator<bool>>::resume}, val: Value(<ZST>) }
  71 +         StorageLive(_5);                 // scope 0 at $DIR/inline_generator.rs:+1:33: +1:46
  72 +         _5 = const false;                // scope 0 at $DIR/inline_generator.rs:+1:33: +1:46
  73 +         _8 = deref_copy (_2.0: &mut [generator@$DIR/inline_generator.rs:15:5: 15:8]); // scope 6 at $DIR/inline_generator.rs:15:5: 15:41
  74 +         _7 = discriminant((*_8));        // scope 6 at $DIR/inline_generator.rs:15:5: 15:41
  75 +         switchInt(move _7) -> [0: bb3, 1: bb8, 3: bb7, otherwise: bb9]; // scope 6 at $DIR/inline_generator.rs:15:5: 15:41
  76       }
  77
  78 -     bb3: {
  79 +     bb1: {
  80 +         StorageDead(_5);                 // scope 0 at $DIR/inline_generator.rs:+1:33: +1:46
  81           StorageDead(_2);                 // scope 0 at $DIR/inline_generator.rs:+1:45: +1:46
  82           StorageDead(_4);                 // scope 0 at $DIR/inline_generator.rs:+1:46: +1:47
  83           _0 = const ();                   // scope 0 at $DIR/inline_generator.rs:+0:11: +2:2
  84           StorageDead(_1);                 // scope 0 at $DIR/inline_generator.rs:+2:1: +2:2
  85           return;                          // scope 0 at $DIR/inline_generator.rs:+2:2: +2:2
  86       }
  87
  88 -     bb4 (cleanup): {
  89 +     bb2 (cleanup): {
  90           resume;                          // scope 0 at $DIR/inline_generator.rs:+0:1: +2:2
  91 +     }
  92 +
  93 +     bb3: {
  94 +         StorageLive(_6);                 // scope 6 at $DIR/inline_generator.rs:15:17: 15:39
  95 +         switchInt(_5) -> [0: bb5, otherwise: bb4]; // scope 6 at $DIR/inline_generator.rs:15:20: 15:21
  96 +     }
  97 +
  98 +     bb4: {
  99 +         _6 = const 7_i32;                // scope 6 at $DIR/inline_generator.rs:15:24: 15:25
 100 +         goto -> bb6;                     // scope 6 at $DIR/inline_generator.rs:15:17: 15:39
 101 +     }
 102 +
 103 +     bb5: {
 104 +         _6 = const 13_i32;               // scope 6 at $DIR/inline_generator.rs:15:35: 15:37
 105 +         goto -> bb6;                     // scope 6 at $DIR/inline_generator.rs:15:17: 15:39
 106 +     }
 107 +
 108 +     bb6: {
 109 +         _1 = GeneratorState::<i32, bool>::Yielded(move _6); // scope 6 at $DIR/inline_generator.rs:15:11: 15:39
 110 +         _9 = deref_copy (_2.0: &mut [generator@$DIR/inline_generator.rs:15:5: 15:8]); // scope 6 at $DIR/inline_generator.rs:15:11: 15:39
 111 +         discriminant((*_9)) = 3;         // scope 6 at $DIR/inline_generator.rs:15:11: 15:39
 112 +         goto -> bb1;                     // scope 0 at $DIR/inline_generator.rs:15:11: 15:39
 113 +     }
 114 +
 115 +     bb7: {
 116 +         StorageLive(_6);                 // scope 6 at $DIR/inline_generator.rs:15:5: 15:41
 117 +         StorageDead(_6);                 // scope 6 at $DIR/inline_generator.rs:15:38: 15:39
 118 +         _1 = GeneratorState::<i32, bool>::Complete(_5); // scope 6 at $DIR/inline_generator.rs:15:41: 15:41
 119 +         _10 = deref_copy (_2.0: &mut [generator@$DIR/inline_generator.rs:15:5: 15:8]); // scope 6 at $DIR/inline_generator.rs:15:41: 15:41
 120 +         discriminant((*_10)) = 1;        // scope 6 at $DIR/inline_generator.rs:15:41: 15:41
 121 +         goto -> bb1;                     // scope 0 at $DIR/inline_generator.rs:15:41: 15:41
 122 +     }
 123 +
 124 +     bb8: {
 125 +         assert(const false, "generator resumed after completion") -> [success: bb8, unwind: bb2]; // scope 6 at $DIR/inline_generator.rs:15:5: 15:41
 126 +     }
 127 +
 128 +     bb9: {
 129 +         unreachable;                     // scope 6 at $DIR/inline_generator.rs:15:5: 15:41
 130       }
 131   }
 132