src/test/mir-opt/simplify_try.try_identity.SimplifyArmIdentity.diff

   1 - // MIR for `try_identity` before SimplifyArmIdentity
   2 + // MIR for `try_identity` after SimplifyArmIdentity
   3
   4   fn try_identity(_1: Result<u32, i32>) -> Result<u32, i32> {
   5       debug x => _1;                       // in scope 0 at $DIR/simplify_try.rs:20:17: 20:18
   6       let mut _0: std::result::Result<u32, i32>; // return place in scope 0 at $DIR/simplify_try.rs:20:41: 20:57
   7       let _2: u32;                         // in scope 0 at $DIR/simplify_try.rs:21:9: 21:10
   8       let mut _3: std::result::Result<u32, i32>; // in scope 0 at $DIR/simplify_try.rs:21:19: 21:33
   9       let mut _4: std::result::Result<u32, i32>; // in scope 0 at $DIR/simplify_try.rs:21:31: 21:32
  10       let mut _5: isize;                   // in scope 0 at $DIR/simplify_try.rs:22:9: 22:15
  11       let _6: i32;                         // in scope 0 at $DIR/simplify_try.rs:22:13: 22:14
  12       let mut _7: !;                       // in scope 0 at $DIR/simplify_try.rs:22:19: 22:51
  13       let mut _8: i32;                     // in scope 0 at $DIR/simplify_try.rs:22:37: 22:50
  14       let mut _9: i32;                     // in scope 0 at $DIR/simplify_try.rs:22:48: 22:49
  15       let _10: u32;                        // in scope 0 at $DIR/simplify_try.rs:23:12: 23:13
  16       let mut _11: u32;                    // in scope 0 at $DIR/simplify_try.rs:25:8: 25:9
  17       scope 1 {
  18           debug y => _2;                   // in scope 1 at $DIR/simplify_try.rs:21:9: 21:10
  19       }
  20       scope 2 {
  21           debug e => _6;                   // in scope 2 at $DIR/simplify_try.rs:22:13: 22:14
  22           scope 5 (inlined <i32 as From<i32>>::from) { // at $DIR/simplify_try.rs:22:37: 22:50
  23               debug t => _9;               // in scope 5 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
  24           }
  25           scope 6 (inlined from_error::<u32, i32>) { // at $DIR/simplify_try.rs:22:26: 22:51
  26               debug e => _8;               // in scope 6 at $DIR/simplify_try.rs:12:21: 12:22
  27           }
  28       }
  29       scope 3 {
  30           debug v => _10;                  // in scope 3 at $DIR/simplify_try.rs:23:12: 23:13
  31       }
  32       scope 4 (inlined into_result::<u32, i32>) { // at $DIR/simplify_try.rs:21:19: 21:33
  33           debug r => _4;                   // in scope 4 at $DIR/simplify_try.rs:8:22: 8:23
  34       }
  35
  36       bb0: {
  37           StorageLive(_2);                 // scope 0 at $DIR/simplify_try.rs:21:9: 21:10
  38           StorageLive(_3);                 // scope 0 at $DIR/simplify_try.rs:21:19: 21:33
  39           StorageLive(_4);                 // scope 0 at $DIR/simplify_try.rs:21:31: 21:32
  40           _4 = _1;                         // scope 0 at $DIR/simplify_try.rs:21:31: 21:32
  41           _3 = move _4;                    // scope 4 at $DIR/simplify_try.rs:9:5: 9:6
  42           StorageDead(_4);                 // scope 0 at $DIR/simplify_try.rs:21:32: 21:33
  43           _5 = discriminant(_3);           // scope 0 at $DIR/simplify_try.rs:21:19: 21:33
  44           switchInt(move _5) -> [0_isize: bb1, otherwise: bb2]; // scope 0 at $DIR/simplify_try.rs:21:13: 21:33
  45       }
  46
  47       bb1: {
  48           StorageLive(_10);                // scope 0 at $DIR/simplify_try.rs:23:12: 23:13
  49           _10 = ((_3 as Ok).0: u32);       // scope 0 at $DIR/simplify_try.rs:23:12: 23:13
  50           _2 = _10;                        // scope 3 at $DIR/simplify_try.rs:23:18: 23:19
  51           StorageDead(_10);                // scope 0 at $DIR/simplify_try.rs:23:18: 23:19
  52           StorageDead(_3);                 // scope 0 at $DIR/simplify_try.rs:24:6: 24:7
  53           StorageLive(_11);                // scope 1 at $DIR/simplify_try.rs:25:8: 25:9
  54           _11 = _2;                        // scope 1 at $DIR/simplify_try.rs:25:8: 25:9
  55           Deinit(_0);                      // scope 1 at $DIR/simplify_try.rs:25:5: 25:10
  56           ((_0 as Ok).0: u32) = move _11;  // scope 1 at $DIR/simplify_try.rs:25:5: 25:10
  57           discriminant(_0) = 0;            // scope 1 at $DIR/simplify_try.rs:25:5: 25:10
  58           StorageDead(_11);                // scope 1 at $DIR/simplify_try.rs:25:9: 25:10
  59           StorageDead(_2);                 // scope 0 at $DIR/simplify_try.rs:26:1: 26:2
  60           return;                          // scope 0 at $DIR/simplify_try.rs:26:2: 26:2
  61       }
  62
  63       bb2: {
  64           StorageLive(_6);                 // scope 0 at $DIR/simplify_try.rs:22:13: 22:14
  65           _6 = ((_3 as Err).0: i32);       // scope 0 at $DIR/simplify_try.rs:22:13: 22:14
  66           StorageLive(_8);                 // scope 2 at $DIR/simplify_try.rs:22:37: 22:50
  67           StorageLive(_9);                 // scope 2 at $DIR/simplify_try.rs:22:48: 22:49
  68           _9 = _6;                         // scope 2 at $DIR/simplify_try.rs:22:48: 22:49
  69           _8 = move _9;                    // scope 5 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
  70           StorageDead(_9);                 // scope 2 at $DIR/simplify_try.rs:22:49: 22:50
  71           ((_0 as Err).0: i32) = move _8;  // scope 6 at $DIR/simplify_try.rs:13:9: 13:10
  72           Deinit(_0);                      // scope 6 at $DIR/simplify_try.rs:13:5: 13:11
  73           discriminant(_0) = 1;            // scope 6 at $DIR/simplify_try.rs:13:5: 13:11
  74           StorageDead(_8);                 // scope 2 at $DIR/simplify_try.rs:22:50: 22:51
  75           StorageDead(_6);                 // scope 0 at $DIR/simplify_try.rs:22:50: 22:51
  76           StorageDead(_3);                 // scope 0 at $DIR/simplify_try.rs:24:6: 24:7
  77           StorageDead(_2);                 // scope 0 at $DIR/simplify_try.rs:26:1: 26:2
  78           return;                          // scope 0 at $DIR/simplify_try.rs:26:2: 26:2
  79       }
  80   }
  81