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

- // MIR for `main` before InstrumentCoverage
+ // MIR for `main` after InstrumentCoverage
  
  fn main() -> () {
      let mut _0: ();                      // return place in scope 0 at /the/src/instrument_coverage.rs:10:11: 10:11
      let mut _1: ();                      // in scope 0 at /the/src/instrument_coverage.rs:10:1: 16:2
      let mut _2: bool;                    // in scope 0 at /the/src/instrument_coverage.rs:12:12: 12:17
      let mut _3: !;                       // in scope 0 at /the/src/instrument_coverage.rs:12:18: 14:10
+     let mut _4: ();                      // in scope 0 at /the/src/instrument_coverage.rs:10:11: 10:11
  
      bb0: {
-         falseUnwind -> [real: bb1, cleanup: bb2]; // scope 0 at /the/src/instrument_coverage.rs:11:5: 15:6
+         StorageLive(_4);                 // scope 0 at /the/src/instrument_coverage.rs:10:11: 10:11
+         _4 = const std::intrinsics::count_code_region(const 16004455475339839479_u64, const 0_u32, const "/the/src/instrument_coverage.rs", const 10_u32, const 11_u32, const 16_u32, const 2_u32) -> bb7; // scope 0 at /the/src/instrument_coverage.rs:10:11: 10:11
+                                          // ty::Const
+                                          // + ty: unsafe extern "rust-intrinsic" fn(u64, u32, &'static str, u32, u32, u32, u32) {std::intrinsics::count_code_region}
+                                          // + val: Value(Scalar(<ZST>))
+                                          // mir::Constant
+                                          // + span: /the/src/instrument_coverage.rs:10:11: 10:11
+                                          // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(u64, u32, &'static str, u32, u32, u32, u32) {std::intrinsics::count_code_region}, val: Value(Scalar(<ZST>)) }
+                                          // ty::Const
+                                          // + ty: &str
+                                          // + val: Value(Slice { data: Allocation { bytes: [47, 116, 104, 101, 47, 115, 114, 99, 47, 105, 110, 115, 116, 114, 117, 109, 101, 110, 116, 95, 99, 111, 118, 101, 114, 97, 103, 101, 46, 114, 115], relocations: Relocations(SortedMap { data: [] }), init_mask: InitMask { blocks: [2147483647], len: Size { raw: 31 } }, size: Size { raw: 31 }, align: Align { pow2: 0 }, mutability: Not, extra: () }, start: 0, end: 31 })
+                                          // mir::Constant
+                                          // + span: /the/src/instrument_coverage.rs:10:11: 10:11
+                                          // + literal: Const { ty: &str, val: Value(Slice { data: Allocation { bytes: [47, 116, 104, 101, 47, 115, 114, 99, 47, 105, 110, 115, 116, 114, 117, 109, 101, 110, 116, 95, 99, 111, 118, 101, 114, 97, 103, 101, 46, 114, 115], relocations: Relocations(SortedMap { data: [] }), init_mask: InitMask { blocks: [2147483647], len: Size { raw: 31 } }, size: Size { raw: 31 }, align: Align { pow2: 0 }, mutability: Not, extra: () }, start: 0, end: 31 }) }
      }
  
      bb1: {
          StorageLive(_2);                 // scope 0 at /the/src/instrument_coverage.rs:12:12: 12:17
          _2 = const bar() -> [return: bb3, unwind: bb2]; // scope 0 at /the/src/instrument_coverage.rs:12:12: 12:17
                                           // ty::Const
                                           // + ty: fn() -> bool {bar}
                                           // + val: Value(Scalar(<ZST>))
                                           // mir::Constant
                                           // + span: /the/src/instrument_coverage.rs:12:12: 12:15
                                           // + literal: Const { ty: fn() -> bool {bar}, val: Value(Scalar(<ZST>)) }
      }
  
      bb2 (cleanup): {
          resume;                          // scope 0 at /the/src/instrument_coverage.rs:10:1: 16:2
      }
  
      bb3: {
          FakeRead(ForMatchedPlace, _2);   // scope 0 at /the/src/instrument_coverage.rs:12:12: 12:17
          switchInt(_2) -> [false: bb5, otherwise: bb4]; // scope 0 at /the/src/instrument_coverage.rs:12:9: 14:10
      }
  
      bb4: {
          falseEdge -> [real: bb6, imaginary: bb5]; // scope 0 at /the/src/instrument_coverage.rs:12:9: 14:10
      }
  
      bb5: {
          _1 = const ();                   // scope 0 at /the/src/instrument_coverage.rs:12:9: 14:10
                                           // ty::Const
                                           // + ty: ()
                                           // + val: Value(Scalar(<ZST>))
                                           // mir::Constant
                                           // + span: /the/src/instrument_coverage.rs:12:9: 14:10
                                           // + literal: Const { ty: (), val: Value(Scalar(<ZST>)) }
          StorageDead(_2);                 // scope 0 at /the/src/instrument_coverage.rs:15:5: 15:6
          goto -> bb0;                     // scope 0 at /the/src/instrument_coverage.rs:11:5: 15:6
      }
  
      bb6: {
          _0 = const ();                   // scope 0 at /the/src/instrument_coverage.rs:13:13: 13:18
                                           // ty::Const
                                           // + ty: ()
                                           // + val: Value(Scalar(<ZST>))
                                           // mir::Constant
                                           // + span: /the/src/instrument_coverage.rs:13:13: 13:18
                                           // + literal: Const { ty: (), val: Value(Scalar(<ZST>)) }
          StorageDead(_2);                 // scope 0 at /the/src/instrument_coverage.rs:15:5: 15:6
          return;                          // scope 0 at /the/src/instrument_coverage.rs:16:2: 16:2
+     }
+ 
+     bb7: {
+         StorageDead(_4);                 // scope 0 at /the/src/instrument_coverage.rs:11:5: 15:6
+         falseUnwind -> [real: bb1, cleanup: bb2]; // scope 0 at /the/src/instrument_coverage.rs:11:5: 15:6
      }
  }