src/test/mir-opt/issue_73223.main.SimplifyArmIdentity.diff

   1 - // MIR for `main` before SimplifyArmIdentity
   2 + // MIR for `main` after SimplifyArmIdentity
   3
   4   fn main() -> () {
   5       let mut _0: ();                      // return place in scope 0 at $DIR/issue-73223.rs:+0:11: +0:11
   6       let _1: i32;                         // in scope 0 at $DIR/issue-73223.rs:+1:9: +1:14
   7       let mut _2: std::option::Option<i32>; // in scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
   8       let mut _3: isize;                   // in scope 0 at $DIR/issue-73223.rs:+2:9: +2:16
   9       let _4: i32;                         // in scope 0 at $DIR/issue-73223.rs:+2:14: +2:15
  10       let mut _5: !;                       // in scope 0 at $DIR/issue-73223.rs:+3:17: +3:23
  11       let mut _7: i32;                     // in scope 0 at $DIR/issue-73223.rs:+6:22: +6:27
  12       let _8: ();                          // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  13       let mut _9: (&i32, &i32);            // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  14       let mut _10: &i32;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  15       let mut _11: &i32;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  16       let _12: i32;                        // in scope 0 at $DIR/issue-73223.rs:+7:23: +7:24
  17       let mut _15: bool;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  18       let mut _16: bool;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  19       let mut _17: i32;                    // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  20       let mut _18: i32;                    // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  21       let mut _19: !;                      // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  22       let _21: !;                          // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  23       let mut _22: core::panicking::AssertKind; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  24       let mut _23: &i32;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  25       let _24: &i32;                       // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  26       let mut _25: &i32;                   // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  27       let _26: &i32;                       // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  28       let mut _27: std::option::Option<std::fmt::Arguments<'_>>; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  29       scope 1 {
  30           debug split => _1;               // in scope 1 at $DIR/issue-73223.rs:+1:9: +1:14
  31           let _6: std::option::Option<i32>; // in scope 1 at $DIR/issue-73223.rs:+6:9: +6:14
  32           scope 3 {
  33               debug _prev => _6;           // in scope 3 at $DIR/issue-73223.rs:+6:9: +6:14
  34               let _13: &i32;               // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  35               let _14: &i32;               // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  36               let mut _28: &i32;           // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  37               scope 4 {
  38                   debug left_val => _13;   // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  39                   debug right_val => _14;  // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  40                   let _20: core::panicking::AssertKind; // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  41                   scope 5 {
  42                       debug kind => _20;   // in scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  43                   }
  44               }
  45           }
  46       }
  47       scope 2 {
  48           debug v => _4;                   // in scope 2 at $DIR/issue-73223.rs:+2:14: +2:15
  49       }
  50
  51       bb0: {
  52           StorageLive(_1);                 // scope 0 at $DIR/issue-73223.rs:+1:9: +1:14
  53           StorageLive(_2);                 // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
  54           Deinit(_2);                      // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
  55           ((_2 as Some).0: i32) = const 1_i32; // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
  56           discriminant(_2) = 1;            // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
  57           _3 = const 1_isize;              // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
  58           goto -> bb3;                     // scope 0 at $DIR/issue-73223.rs:+1:17: +1:30
  59       }
  60
  61       bb1: {
  62           nop;                             // scope 0 at $DIR/issue-73223.rs:+3:17: +3:23
  63           StorageDead(_2);                 // scope 0 at $DIR/issue-73223.rs:+4:6: +4:7
  64           StorageDead(_1);                 // scope 0 at $DIR/issue-73223.rs:+8:1: +8:2
  65           return;                          // scope 0 at $DIR/issue-73223.rs:+8:2: +8:2
  66       }
  67
  68       bb2: {
  69           unreachable;                     // scope 0 at $DIR/issue-73223.rs:+1:23: +1:30
  70       }
  71
  72       bb3: {
  73           StorageLive(_4);                 // scope 0 at $DIR/issue-73223.rs:+2:14: +2:15
  74           _4 = ((_2 as Some).0: i32);      // scope 0 at $DIR/issue-73223.rs:+2:14: +2:15
  75           _1 = _4;                         // scope 2 at $DIR/issue-73223.rs:+2:20: +2:21
  76           StorageDead(_4);                 // scope 0 at $DIR/issue-73223.rs:+2:20: +2:21
  77           StorageDead(_2);                 // scope 0 at $DIR/issue-73223.rs:+4:6: +4:7
  78           StorageLive(_6);                 // scope 1 at $DIR/issue-73223.rs:+6:9: +6:14
  79           StorageLive(_7);                 // scope 1 at $DIR/issue-73223.rs:+6:22: +6:27
  80           _7 = _1;                         // scope 1 at $DIR/issue-73223.rs:+6:22: +6:27
  81           Deinit(_6);                      // scope 1 at $DIR/issue-73223.rs:+6:17: +6:28
  82           ((_6 as Some).0: i32) = move _7; // scope 1 at $DIR/issue-73223.rs:+6:17: +6:28
  83           discriminant(_6) = 1;            // scope 1 at $DIR/issue-73223.rs:+6:17: +6:28
  84           StorageDead(_7);                 // scope 1 at $DIR/issue-73223.rs:+6:27: +6:28
  85           StorageLive(_8);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  86           StorageLive(_9);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  87           StorageLive(_10);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  88           _10 = &_1;                       // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  89           StorageLive(_11);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  90           _28 = const _;                   // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  91                                            // mir::Constant
  92                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
  93                                            // + literal: Const { ty: &i32, val: Unevaluated(main, [], Some(promoted[0])) }
  94           _11 = _28;                       // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  95           Deinit(_9);                      // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  96           (_9.0: &i32) = move _10;         // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  97           (_9.1: &i32) = move _11;         // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  98           StorageDead(_11);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  99           StorageDead(_10);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 100           StorageLive(_13);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 101           _13 = (_9.0: &i32);              // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 102           StorageLive(_14);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 103           _14 = (_9.1: &i32);              // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 104           StorageLive(_15);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 105           StorageLive(_16);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 106           StorageLive(_17);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 107           _17 = (*_13);                    // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 108           StorageLive(_18);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 109           _18 = const 1_i32;               // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 110           _16 = Eq(move _17, const 1_i32); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 111           StorageDead(_18);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 112           StorageDead(_17);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 113           _15 = Not(move _16);             // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 114           StorageDead(_16);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 115           switchInt(move _15) -> [false: bb5, otherwise: bb4]; // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 116       }
 117
 118       bb4: {
 119           StorageLive(_20);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 120           Deinit(_20);                     // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 121           discriminant(_20) = 0;           // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 122           StorageLive(_21);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 123           StorageLive(_22);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 124           _22 = const core::panicking::AssertKind::Eq; // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 125                                            // mir::Constant
 126                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 127                                            // + literal: Const { ty: core::panicking::AssertKind, val: Value(Scalar(0x00)) }
 128           StorageLive(_23);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 129           StorageLive(_24);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 130           _24 = _13;                       // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 131           _23 = _24;                       // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 132           StorageLive(_25);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 133           StorageLive(_26);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 134           _26 = _14;                       // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 135           _25 = _26;                       // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 136           StorageLive(_27);                // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 137           Deinit(_27);                     // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 138           discriminant(_27) = 0;           // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 139           _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
 140                                            // mir::Constant
 141                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 142                                            // + literal: Const { ty: for<'a, 'b, 'c> fn(core::panicking::AssertKind, &'a i32, &'b i32, Option<Arguments<'c>>) -> ! {core::panicking::assert_failed::<i32, i32>}, val: Value(<ZST>) }
 143                                            // mir::Constant
 144                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 145                                            // + literal: Const { ty: core::panicking::AssertKind, val: Value(Scalar(0x00)) }
 146       }
 147
 148       bb5: {
 149           nop;                             // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 150           StorageDead(_15);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 151           StorageDead(_14);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 152           StorageDead(_13);                // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 153           StorageDead(_9);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 154           StorageDead(_8);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 155           nop;                             // scope 0 at $DIR/issue-73223.rs:+0:11: +8:2
 156           StorageDead(_6);                 // scope 1 at $DIR/issue-73223.rs:+8:1: +8:2
 157           StorageDead(_1);                 // scope 0 at $DIR/issue-73223.rs:+8:1: +8:2
 158           return;                          // scope 0 at $DIR/issue-73223.rs:+8:2: +8:2
 159       }
 160   }
 161