- // MIR for `main` before SimplifyArmIdentity
+ // MIR for `main` after SimplifyArmIdentity
  
  fn main() -> () {
      let mut _0: ();                      // return place in scope 0 at $DIR/issue-73223.rs:+0:11: +0:11
      let _1: i32;                         // in scope 0 at $DIR/issue-73223.rs:+1:9: +1:14
      let mut _2: std::option::Option<i32>; // in scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
      let mut _3: isize;                   // in scope 0 at $DIR/issue-73223.rs:+2:9: +2:16
      let _4: i32;                         // in scope 0 at $DIR/issue-73223.rs:+2:14: +2:15
      let mut _5: !;                       // in scope 0 at $DIR/issue-73223.rs:+3:17: +3:23
      let mut _7: i32;                     // in scope 0 at $DIR/issue-73223.rs:+6:22: +6:27
      let _8: ();                          // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _9: (&i32, &i32);            // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _10: &i32;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _11: &i32;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let _12: i32;                        // in scope 0 at $DIR/issue-73223.rs:+7:23: +7:24
      let mut _15: bool;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _16: bool;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _17: i32;                    // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _18: i32;                    // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _19: !;                      // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let _21: !;                          // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _22: core::panicking::AssertKind; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _23: &i32;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let _24: &i32;                       // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _25: &i32;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let _26: &i32;                       // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      let mut _27: std::option::Option<std::fmt::Arguments>; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      scope 1 {
          debug split => _1;               // in scope 1 at $DIR/issue-73223.rs:+1:9: +1:14
          let _6: std::option::Option<i32>; // in scope 1 at $DIR/issue-73223.rs:+6:9: +6:14
          scope 3 {
              debug _prev => _6;           // in scope 3 at $DIR/issue-73223.rs:+6:9: +6:14
              let _13: &i32;               // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
              let _14: &i32;               // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
              let mut _28: &i32;           // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
              scope 4 {
                  debug left_val => _13;   // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
                  debug right_val => _14;  // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
                  let _20: core::panicking::AssertKind; // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
                  scope 5 {
                      debug kind => _20;   // in scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
                  }
              }
          }
      }
      scope 2 {
          debug v => _4;                   // in scope 2 at $DIR/issue-73223.rs:+2:14: +2:15
      }
  
      bb0: {
          StorageLive(_1);                 // scope 0 at $DIR/issue-73223.rs:+1:9: +1:14
          StorageLive(_2);                 // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
          Deinit(_2);                      // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
          ((_2 as Some).0: i32) = const 1_i32; // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
          discriminant(_2) = 1;            // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
          _3 = const 1_isize;              // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
          goto -> bb2;                     // scope 0 at $DIR/issue-73223.rs:+1:17: +1:30
      }
  
      bb1: {
          nop;                             // scope 0 at $DIR/issue-73223.rs:+3:17: +3:23
          StorageDead(_2);                 // scope 0 at $DIR/issue-73223.rs:+4:6: +4:7
          StorageDead(_1);                 // scope 0 at $DIR/issue-73223.rs:+8:1: +8:2
          return;                          // scope 0 at $DIR/issue-73223.rs:+8:2: +8:2
      }
  
      bb2: {
          StorageLive(_4);                 // scope 0 at $DIR/issue-73223.rs:+2:14: +2:15
          _4 = ((_2 as Some).0: i32);      // scope 0 at $DIR/issue-73223.rs:+2:14: +2:15
          _1 = _4;                         // scope 2 at $DIR/issue-73223.rs:+2:20: +2:21
          StorageDead(_4);                 // scope 0 at $DIR/issue-73223.rs:+2:20: +2:21
          StorageDead(_2);                 // scope 0 at $DIR/issue-73223.rs:+4:6: +4:7
          StorageLive(_6);                 // scope 1 at $DIR/issue-73223.rs:+6:9: +6:14
          StorageLive(_7);                 // scope 1 at $DIR/issue-73223.rs:+6:22: +6:27
          _7 = _1;                         // scope 1 at $DIR/issue-73223.rs:+6:22: +6:27
          Deinit(_6);                      // scope 1 at $DIR/issue-73223.rs:+6:17: +6:28
          ((_6 as Some).0: i32) = move _7; // scope 1 at $DIR/issue-73223.rs:+6:17: +6:28
          discriminant(_6) = 1;            // scope 1 at $DIR/issue-73223.rs:+6:17: +6:28
          StorageDead(_7);                 // scope 1 at $DIR/issue-73223.rs:+6:27: +6:28
          StorageLive(_8);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_9);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_10);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _10 = &_1;                       // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_11);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _28 = const main::promoted[0];   // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
                                           // mir::Constant
                                           // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
                                           // + literal: Const { ty: &i32, val: Unevaluated(main, [], Some(promoted[0])) }
          _11 = _28;                       // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          Deinit(_9);                      // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          (_9.0: &i32) = move _10;         // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          (_9.1: &i32) = move _11;         // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_11);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_10);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_13);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _13 = (_9.0: &i32);              // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_14);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _14 = (_9.1: &i32);              // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_15);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_16);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_17);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _17 = (*_13);                    // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_18);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _18 = const 1_i32;               // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _16 = Eq(move _17, const 1_i32); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_18);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_17);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _15 = Not(move _16);             // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_16);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          switchInt(move _15) -> [false: bb4, otherwise: bb3]; // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
      }
  
      bb3: {
          StorageLive(_20);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          Deinit(_20);                     // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          discriminant(_20) = 0;           // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_21);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_22);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _22 = const core::panicking::AssertKind::Eq; // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
                                           // mir::Constant
                                           // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
                                           // + literal: Const { ty: core::panicking::AssertKind, val: Value(Scalar(0x00)) }
          StorageLive(_23);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_24);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _24 = _13;                       // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _23 = _24;                       // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_25);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_26);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _26 = _14;                       // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _25 = _26;                       // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageLive(_27);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          Deinit(_27);                     // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          discriminant(_27) = 0;           // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          _21 = core::panicking::assert_failed::<i32, i32>(const core::panicking::AssertKind::Eq, move _23, move _25, move _27); // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
                                           // mir::Constant
                                           // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
                                           // + literal: Const { ty: for<'r, 's, 't0> fn(core::panicking::AssertKind, &'r i32, &'s i32, Option<Arguments<'t0>>) -> ! {core::panicking::assert_failed::<i32, i32>}, val: Value(<ZST>) }
                                           // mir::Constant
                                           // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
                                           // + literal: Const { ty: core::panicking::AssertKind, val: Value(Scalar(0x00)) }
      }
  
      bb4: {
          nop;                             // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_15);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_14);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_13);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_9);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          StorageDead(_8);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
          nop;                             // scope 0 at $DIR/issue-73223.rs:+0:11: +8:2
          StorageDead(_6);                 // scope 1 at $DIR/issue-73223.rs:+8:1: +8:2
          StorageDead(_1);                 // scope 0 at $DIR/issue-73223.rs:+8:1: +8:2
          return;                          // scope 0 at $DIR/issue-73223.rs:+8:2: +8:2
      }
  }