src/test/mir-opt/instrument_coverage/rustc.main.InstrumentCoverage.diff

   1 - // MIR for `main` before InstrumentCoverage
   2 + // MIR for `main` after InstrumentCoverage
   3
   4   fn main() -> () {
   5       let mut _0: ();                      // return place in scope 0 at $DIR/instrument_coverage.rs:8:11: 8:11
   6       let mut _1: ();                      // in scope 0 at $DIR/instrument_coverage.rs:8:1: 14:2
   7       let mut _2: bool;                    // in scope 0 at $DIR/instrument_coverage.rs:10:12: 10:17
   8       let mut _3: !;                       // in scope 0 at $DIR/instrument_coverage.rs:10:18: 12:10
   9 +     let mut _4: ();                      // in scope 0 at $DIR/instrument_coverage.rs:8:1: 14:2
  10
  11       bb0: {
  12 -         falseUnwind -> [real: bb1, cleanup: bb6]; // scope 0 at $DIR/instrument_coverage.rs:9:5: 13:6
  13 +         StorageLive(_4);                 // scope 0 at $DIR/instrument_coverage.rs:8:1: 14:2
  14 +         _4 = const std::intrinsics::count_code_region(const 0u32) -> bb7; // scope 0 at $DIR/instrument_coverage.rs:8:1: 14:2
  15 +                                          // ty::Const
  16 +                                          // + ty: unsafe extern "rust-intrinsic" fn(u32) {std::intrinsics::count_code_region}
  17 +                                          // + val: Value(Scalar(<ZST>))
  18 +                                          // mir::Constant
  19 +                                          // + span: $DIR/instrument_coverage.rs:8:1: 8:1
  20 +                                          // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(u32) {std::intrinsics::count_code_region}, val: Value(Scalar(<ZST>)) }
  21 +                                          // ty::Const
  22 +                                          // + ty: u32
  23 +                                          // + val: Value(Scalar(0x00000000))
  24 +                                          // mir::Constant
  25 +                                          // + span: $DIR/instrument_coverage.rs:8:1: 8:1
  26 +                                          // + literal: Const { ty: u32, val: Value(Scalar(0x00000000)) }
  27       }
  28
  29       bb1: {
  30           StorageLive(_2);                 // scope 0 at $DIR/instrument_coverage.rs:10:12: 10:17
  31           _2 = const bar() -> [return: bb2, unwind: bb6]; // scope 0 at $DIR/instrument_coverage.rs:10:12: 10:17
  32                                            // ty::Const
  33                                            // + ty: fn() -> bool {bar}
  34                                            // + val: Value(Scalar(<ZST>))
  35                                            // mir::Constant
  36                                            // + span: $DIR/instrument_coverage.rs:10:12: 10:15
  37                                            // + literal: Const { ty: fn() -> bool {bar}, val: Value(Scalar(<ZST>)) }
  38       }
  39
  40       bb2: {
  41           FakeRead(ForMatchedPlace, _2);   // scope 0 at $DIR/instrument_coverage.rs:10:12: 10:17
  42           switchInt(_2) -> [false: bb4, otherwise: bb3]; // scope 0 at $DIR/instrument_coverage.rs:10:9: 12:10
  43       }
  44
  45       bb3: {
  46           falseEdges -> [real: bb5, imaginary: bb4]; // scope 0 at $DIR/instrument_coverage.rs:10:9: 12:10
  47       }
  48
  49       bb4: {
  50           _1 = const ();                   // scope 0 at $DIR/instrument_coverage.rs:10:9: 12:10
  51                                            // ty::Const
  52                                            // + ty: ()
  53                                            // + val: Value(Scalar(<ZST>))
  54                                            // mir::Constant
  55                                            // + span: $DIR/instrument_coverage.rs:10:9: 12:10
  56                                            // + literal: Const { ty: (), val: Value(Scalar(<ZST>)) }
  57           StorageDead(_2);                 // scope 0 at $DIR/instrument_coverage.rs:13:5: 13:6
  58           goto -> bb0;                     // scope 0 at $DIR/instrument_coverage.rs:9:5: 13:6
  59       }
  60
  61       bb5: {
  62           _0 = const ();                   // scope 0 at $DIR/instrument_coverage.rs:11:13: 11:18
  63                                            // ty::Const
  64                                            // + ty: ()
  65                                            // + val: Value(Scalar(<ZST>))
  66                                            // mir::Constant
  67                                            // + span: $DIR/instrument_coverage.rs:11:13: 11:18
  68                                            // + literal: Const { ty: (), val: Value(Scalar(<ZST>)) }
  69           StorageDead(_2);                 // scope 0 at $DIR/instrument_coverage.rs:13:5: 13:6
  70           return;                          // scope 0 at $DIR/instrument_coverage.rs:14:2: 14:2
  71       }
  72
  73       bb6 (cleanup): {
  74           resume;                          // scope 0 at $DIR/instrument_coverage.rs:8:1: 14:2
  75 +     }
  76 +
  77 +     bb7: {
  78 +         StorageDead(_4);                 // scope 0 at $DIR/instrument_coverage.rs:9:5: 13:6
  79 +         falseUnwind -> [real: bb1, cleanup: bb6]; // scope 0 at $DIR/instrument_coverage.rs:9:5: 13:6
  80       }
  81   }
  82