src/test/mir-opt/issue-62289/rustc.test.ElaborateDrops.before.mir

// MIR for `test` before ElaborateDrops

fn test() -> std::option::Option<std::boxed::Box<u32>> {
    let mut _0: std::option::Option<std::boxed::Box<u32>>; // return place in scope 0 at $DIR/issue-62289.rs:8:14: 8:30
    let mut _1: std::boxed::Box<u32>;    // in scope 0 at $DIR/issue-62289.rs:9:10: 9:21
    let mut _2: std::boxed::Box<u32>;    // in scope 0 at $DIR/issue-62289.rs:9:10: 9:21
    let mut _3: std::result::Result<u32, std::option::NoneError>; // in scope 0 at $DIR/issue-62289.rs:9:15: 9:20
    let mut _4: std::option::Option<u32>; // in scope 0 at $DIR/issue-62289.rs:9:15: 9:19
    let mut _5: isize;                   // in scope 0 at $DIR/issue-62289.rs:9:19: 9:20
    let _6: std::option::NoneError;      // in scope 0 at $DIR/issue-62289.rs:9:19: 9:20
    let mut _7: !;                       // in scope 0 at $DIR/issue-62289.rs:9:19: 9:20
    let mut _8: std::option::NoneError;  // in scope 0 at $DIR/issue-62289.rs:9:19: 9:20
    let mut _9: std::option::NoneError;  // in scope 0 at $DIR/issue-62289.rs:9:19: 9:20
    let _10: u32;                        // in scope 0 at $DIR/issue-62289.rs:9:15: 9:20
    scope 1 {
        debug err => _6;                 // in scope 1 at $DIR/issue-62289.rs:9:19: 9:20
        scope 2 {
        }
    }
    scope 3 {
        debug val => _10;                // in scope 3 at $DIR/issue-62289.rs:9:15: 9:20
        scope 4 {
        }
    }

    bb0: {
        StorageLive(_1);                 // scope 0 at $DIR/issue-62289.rs:9:10: 9:21
        StorageLive(_2);                 // scope 0 at $DIR/issue-62289.rs:9:10: 9:21
        _2 = Box(u32);                   // scope 0 at $DIR/issue-62289.rs:9:10: 9:21
        StorageLive(_3);                 // scope 0 at $DIR/issue-62289.rs:9:15: 9:20
        StorageLive(_4);                 // scope 0 at $DIR/issue-62289.rs:9:15: 9:19
        _4 = std::option::Option::<u32>::None; // scope 0 at $DIR/issue-62289.rs:9:15: 9:19
        _3 = const <std::option::Option<u32> as std::ops::Try>::into_result(move _4) -> [return: bb2, unwind: bb3]; // scope 0 at $DIR/issue-62289.rs:9:15: 9:20
                                         // ty::Const
                                         // + ty: fn(std::option::Option<u32>) -> std::result::Result<<std::option::Option<u32> as std::ops::Try>::Ok, <std::option::Option<u32> as std::ops::Try>::Error> {<std::option::Option<u32> as std::ops::Try>::into_result}
                                         // + val: Value(Scalar(<ZST>))
                                         // mir::Constant
                                         // + span: $DIR/issue-62289.rs:9:15: 9:20
                                         // + literal: Const { ty: fn(std::option::Option<u32>) -> std::result::Result<<std::option::Option<u32> as std::ops::Try>::Ok, <std::option::Option<u32> as std::ops::Try>::Error> {<std::option::Option<u32> as std::ops::Try>::into_result}, val: Value(Scalar(<ZST>)) }
    }

    bb1 (cleanup): {
        resume;                          // scope 0 at $DIR/issue-62289.rs:8:1: 10:2
    }

    bb2: {
        StorageDead(_4);                 // scope 0 at $DIR/issue-62289.rs:9:19: 9:20
        _5 = discriminant(_3);           // scope 0 at $DIR/issue-62289.rs:9:19: 9:20
        switchInt(move _5) -> [0_isize: bb4, 1_isize: bb6, otherwise: bb5]; // scope 0 at $DIR/issue-62289.rs:9:19: 9:20
    }

    bb3 (cleanup): {
        drop(_2) -> bb1;                 // scope 0 at $DIR/issue-62289.rs:9:20: 9:21
    }

    bb4: {
        StorageLive(_10);                // scope 0 at $DIR/issue-62289.rs:9:15: 9:20
        _10 = ((_3 as Ok).0: u32);       // scope 0 at $DIR/issue-62289.rs:9:15: 9:20
        (*_2) = _10;                     // scope 4 at $DIR/issue-62289.rs:9:15: 9:20
        StorageDead(_10);                // scope 0 at $DIR/issue-62289.rs:9:19: 9:20
        _1 = move _2;                    // scope 0 at $DIR/issue-62289.rs:9:10: 9:21
        drop(_2) -> [return: bb12, unwind: bb11]; // scope 0 at $DIR/issue-62289.rs:9:20: 9:21
    }

    bb5: {
        unreachable;                     // scope 0 at $DIR/issue-62289.rs:9:15: 9:20
    }

    bb6: {
        StorageLive(_6);                 // scope 0 at $DIR/issue-62289.rs:9:19: 9:20
        _6 = ((_3 as Err).0: std::option::NoneError); // scope 0 at $DIR/issue-62289.rs:9:19: 9:20
        StorageLive(_8);                 // scope 2 at $DIR/issue-62289.rs:9:19: 9:20
        StorageLive(_9);                 // scope 2 at $DIR/issue-62289.rs:9:19: 9:20
        _9 = _6;                         // scope 2 at $DIR/issue-62289.rs:9:19: 9:20
        _8 = const <std::option::NoneError as std::convert::From<std::option::NoneError>>::from(move _9) -> [return: bb8, unwind: bb3]; // scope 2 at $DIR/issue-62289.rs:9:19: 9:20
                                         // ty::Const
                                         // + ty: fn(std::option::NoneError) -> std::option::NoneError {<std::option::NoneError as std::convert::From<std::option::NoneError>>::from}
                                         // + val: Value(Scalar(<ZST>))
                                         // mir::Constant
                                         // + span: $DIR/issue-62289.rs:9:19: 9:20
                                         // + literal: Const { ty: fn(std::option::NoneError) -> std::option::NoneError {<std::option::NoneError as std::convert::From<std::option::NoneError>>::from}, val: Value(Scalar(<ZST>)) }
    }

    bb7: {
        return;                          // scope 0 at $DIR/issue-62289.rs:10:2: 10:2
    }

    bb8: {
        StorageDead(_9);                 // scope 2 at $DIR/issue-62289.rs:9:19: 9:20
        _0 = const <std::option::Option<std::boxed::Box<u32>> as std::ops::Try>::from_error(move _8) -> [return: bb9, unwind: bb3]; // scope 2 at $DIR/issue-62289.rs:9:19: 9:20
                                         // ty::Const
                                         // + ty: fn(<std::option::Option<std::boxed::Box<u32>> as std::ops::Try>::Error) -> std::option::Option<std::boxed::Box<u32>> {<std::option::Option<std::boxed::Box<u32>> as std::ops::Try>::from_error}
                                         // + val: Value(Scalar(<ZST>))
                                         // mir::Constant
                                         // + span: $DIR/issue-62289.rs:9:15: 9:20
                                         // + literal: Const { ty: fn(<std::option::Option<std::boxed::Box<u32>> as std::ops::Try>::Error) -> std::option::Option<std::boxed::Box<u32>> {<std::option::Option<std::boxed::Box<u32>> as std::ops::Try>::from_error}, val: Value(Scalar(<ZST>)) }
    }

    bb9: {
        StorageDead(_8);                 // scope 2 at $DIR/issue-62289.rs:9:19: 9:20
        StorageDead(_6);                 // scope 0 at $DIR/issue-62289.rs:9:19: 9:20
        drop(_2) -> bb10;                // scope 0 at $DIR/issue-62289.rs:9:20: 9:21
    }

    bb10: {
        StorageDead(_2);                 // scope 0 at $DIR/issue-62289.rs:9:20: 9:21
        StorageDead(_1);                 // scope 0 at $DIR/issue-62289.rs:9:21: 9:22
        StorageDead(_3);                 // scope 0 at $DIR/issue-62289.rs:10:1: 10:2
        goto -> bb7;                     // scope 0 at $DIR/issue-62289.rs:9:19: 9:20
    }

    bb11 (cleanup): {
        drop(_1) -> bb1;                 // scope 0 at $DIR/issue-62289.rs:9:21: 9:22
    }

    bb12: {
        StorageDead(_2);                 // scope 0 at $DIR/issue-62289.rs:9:20: 9:21
        _0 = std::option::Option::<std::boxed::Box<u32>>::Some(move _1); // scope 0 at $DIR/issue-62289.rs:9:5: 9:22
        drop(_1) -> bb13;                // scope 0 at $DIR/issue-62289.rs:9:21: 9:22
    }

    bb13: {
        StorageDead(_1);                 // scope 0 at $DIR/issue-62289.rs:9:21: 9:22
        StorageDead(_3);                 // scope 0 at $DIR/issue-62289.rs:10:1: 10:2
        goto -> bb7;                     // scope 0 at $DIR/issue-62289.rs:10:2: 10:2
    }
}