- // 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:1:11: 1:11 let _1: i32; // in scope 0 at $DIR/issue-73223.rs:2:9: 2:14 let mut _2: std::option::Option; // in scope 0 at $DIR/issue-73223.rs:2:23: 2:30 let mut _3: isize; // in scope 0 at $DIR/issue-73223.rs:3:9: 3:16 let _4: i32; // in scope 0 at $DIR/issue-73223.rs:3:14: 3:15 let mut _5: !; // in scope 0 at $DIR/issue-73223.rs:4:17: 4:23 let mut _7: i32; // in scope 0 at $DIR/issue-73223.rs:7:22: 7:27 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:8:23: 8:24 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; // 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:2:9: 2:14 let _6: std::option::Option; // in scope 1 at $DIR/issue-73223.rs:7:9: 7:14 scope 3 { debug _prev => _6; // in scope 3 at $DIR/issue-73223.rs:7:9: 7:14 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:3:14: 3:15 } bb0: { StorageLive(_1); // scope 0 at $DIR/issue-73223.rs:2:9: 2:14 StorageLive(_2); // scope 0 at $DIR/issue-73223.rs:2:23: 2:30 Deinit(_2); // scope 0 at $DIR/issue-73223.rs:2:23: 2:30 ((_2 as Some).0: i32) = const 1_i32; // scope 0 at $DIR/issue-73223.rs:2:23: 2:30 discriminant(_2) = 1; // scope 0 at $DIR/issue-73223.rs:2:23: 2:30 _3 = const 1_isize; // scope 0 at $DIR/issue-73223.rs:2:23: 2:30 goto -> bb2; // scope 0 at $DIR/issue-73223.rs:2:17: 2:30 } bb1: { nop; // scope 0 at $DIR/issue-73223.rs:4:17: 4:23 StorageDead(_2); // scope 0 at $DIR/issue-73223.rs:5:6: 5:7 StorageDead(_1); // scope 0 at $DIR/issue-73223.rs:9:1: 9:2 return; // scope 0 at $DIR/issue-73223.rs:9:2: 9:2 } bb2: { StorageLive(_4); // scope 0 at $DIR/issue-73223.rs:3:14: 3:15 _4 = ((_2 as Some).0: i32); // scope 0 at $DIR/issue-73223.rs:3:14: 3:15 _1 = _4; // scope 2 at $DIR/issue-73223.rs:3:20: 3:21 StorageDead(_4); // scope 0 at $DIR/issue-73223.rs:3:20: 3:21 StorageDead(_2); // scope 0 at $DIR/issue-73223.rs:5:6: 5:7 StorageLive(_6); // scope 1 at $DIR/issue-73223.rs:7:9: 7:14 StorageLive(_7); // scope 1 at $DIR/issue-73223.rs:7:22: 7:27 _7 = _1; // scope 1 at $DIR/issue-73223.rs:7:22: 7:27 Deinit(_6); // scope 1 at $DIR/issue-73223.rs:7:17: 7:28 ((_6 as Some).0: i32) = move _7; // scope 1 at $DIR/issue-73223.rs:7:17: 7:28 discriminant(_6) = 1; // scope 1 at $DIR/issue-73223.rs:7:17: 7:28 StorageDead(_7); // scope 1 at $DIR/issue-73223.rs:7:27: 7:28 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::(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>) -> ! {core::panicking::assert_failed::}, val: Value() } // 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:1:11: 9:2 StorageDead(_6); // scope 1 at $DIR/issue-73223.rs:9:1: 9:2 StorageDead(_1); // scope 0 at $DIR/issue-73223.rs:9:1: 9:2 return; // scope 0 at $DIR/issue-73223.rs:9:2: 9:2 } }