rust/tests/mir-opt/inline/unwrap_unchecked.unwrap_unchecked.PreCodegen.after.panic-unwind.mir

// MIR for `unwrap_unchecked` after PreCodegen

fn unwrap_unchecked(_1: Option<T>) -> T {
    debug slf => _1;
    let mut _0: T;
    scope 1 (inlined #[track_caller] Option::<T>::unwrap_unchecked) {
        debug self => _1;
        let mut _2: isize;
        scope 2 {
            debug val => _0;
        }
        scope 3 {
            scope 4 (inlined unreachable_unchecked) {
                let mut _3: bool;
                let _4: ();
                scope 5 {
                }
            }
        }
    }

    bb0: {
        StorageLive(_2);
        _2 = discriminant(_1);
        switchInt(move _2) -> [0: bb1, 1: bb2, otherwise: bb3];
    }

    bb1: {
        StorageLive(_3);
        _3 = cfg!(debug_assertions);
        assume(_3);
        _4 = unreachable_unchecked::precondition_check() -> [return: bb3, unwind unreachable];
    }

    bb2: {
        _0 = ((_1 as Some).0: T);
        StorageDead(_2);
        return;
    }

    bb3: {
        unreachable;
    }
}