- // MIR for `opt1` before EarlyOtherwiseBranch + // MIR for `opt1` after EarlyOtherwiseBranch fn opt1(_1: Option, _2: Option) -> u32 { debug x => _1; // in scope 0 at $DIR/early_otherwise_branch.rs:3:9: 3:10 debug y => _2; // in scope 0 at $DIR/early_otherwise_branch.rs:3:25: 3:26 let mut _0: u32; // return place in scope 0 at $DIR/early_otherwise_branch.rs:3:44: 3:47 let mut _3: (std::option::Option, std::option::Option); // in scope 0 at $DIR/early_otherwise_branch.rs:4:11: 4:17 let mut _4: std::option::Option; // in scope 0 at $DIR/early_otherwise_branch.rs:4:12: 4:13 let mut _5: std::option::Option; // in scope 0 at $DIR/early_otherwise_branch.rs:4:15: 4:16 let mut _6: isize; // in scope 0 at $DIR/early_otherwise_branch.rs:5:19: 5:26 let mut _7: isize; // in scope 0 at $DIR/early_otherwise_branch.rs:5:10: 5:17 let _8: u32; // in scope 0 at $DIR/early_otherwise_branch.rs:5:15: 5:16 let _9: u32; // in scope 0 at $DIR/early_otherwise_branch.rs:5:24: 5:25 + let mut _10: isize; // in scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 + let mut _11: bool; // in scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 scope 1 { debug a => _8; // in scope 1 at $DIR/early_otherwise_branch.rs:5:15: 5:16 debug b => _9; // in scope 1 at $DIR/early_otherwise_branch.rs:5:24: 5:25 } bb0: { StorageLive(_3); // scope 0 at $DIR/early_otherwise_branch.rs:4:11: 4:17 StorageLive(_4); // scope 0 at $DIR/early_otherwise_branch.rs:4:12: 4:13 _4 = _1; // scope 0 at $DIR/early_otherwise_branch.rs:4:12: 4:13 StorageLive(_5); // scope 0 at $DIR/early_otherwise_branch.rs:4:15: 4:16 _5 = _2; // scope 0 at $DIR/early_otherwise_branch.rs:4:15: 4:16 Deinit(_3); // scope 0 at $DIR/early_otherwise_branch.rs:4:11: 4:17 (_3.0: std::option::Option) = move _4; // scope 0 at $DIR/early_otherwise_branch.rs:4:11: 4:17 (_3.1: std::option::Option) = move _5; // scope 0 at $DIR/early_otherwise_branch.rs:4:11: 4:17 StorageDead(_5); // scope 0 at $DIR/early_otherwise_branch.rs:4:16: 4:17 StorageDead(_4); // scope 0 at $DIR/early_otherwise_branch.rs:4:16: 4:17 _7 = discriminant((_3.0: std::option::Option)); // scope 0 at $DIR/early_otherwise_branch.rs:4:11: 4:17 - switchInt(move _7) -> [1_isize: bb2, otherwise: bb1]; // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 + StorageLive(_10); // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 + _10 = discriminant((_3.1: std::option::Option)); // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 + StorageLive(_11); // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 + _11 = Ne(_7, move _10); // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 + StorageDead(_10); // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 + switchInt(move _11) -> [false: bb4, otherwise: bb1]; // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 } bb1: { + StorageDead(_11); // scope 0 at $DIR/early_otherwise_branch.rs:6:14: 6:15 _0 = const 1_u32; // scope 0 at $DIR/early_otherwise_branch.rs:6:14: 6:15 - goto -> bb4; // scope 0 at $DIR/early_otherwise_branch.rs:6:14: 6:15 + goto -> bb3; // scope 0 at $DIR/early_otherwise_branch.rs:6:14: 6:15 } bb2: { - _6 = discriminant((_3.1: std::option::Option)); // scope 0 at $DIR/early_otherwise_branch.rs:4:11: 4:17 - switchInt(move _6) -> [1_isize: bb3, otherwise: bb1]; // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 - } - - bb3: { StorageLive(_8); // scope 0 at $DIR/early_otherwise_branch.rs:5:15: 5:16 _8 = (((_3.0: std::option::Option) as Some).0: u32); // scope 0 at $DIR/early_otherwise_branch.rs:5:15: 5:16 StorageLive(_9); // scope 0 at $DIR/early_otherwise_branch.rs:5:24: 5:25 _9 = (((_3.1: std::option::Option) as Some).0: u32); // scope 0 at $DIR/early_otherwise_branch.rs:5:24: 5:25 _0 = const 0_u32; // scope 1 at $DIR/early_otherwise_branch.rs:5:31: 5:32 StorageDead(_9); // scope 0 at $DIR/early_otherwise_branch.rs:5:31: 5:32 StorageDead(_8); // scope 0 at $DIR/early_otherwise_branch.rs:5:31: 5:32 - goto -> bb4; // scope 0 at $DIR/early_otherwise_branch.rs:5:31: 5:32 + goto -> bb3; // scope 0 at $DIR/early_otherwise_branch.rs:5:31: 5:32 } - bb4: { + bb3: { StorageDead(_3); // scope 0 at $DIR/early_otherwise_branch.rs:8:1: 8:2 return; // scope 0 at $DIR/early_otherwise_branch.rs:8:2: 8:2 + } + + bb4: { + StorageDead(_11); // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 + switchInt(_7) -> [1_isize: bb2, otherwise: bb1]; // scope 0 at $DIR/early_otherwise_branch.rs:4:5: 4:17 } }