slice_index.slice_get_unchecked_mut_range.PreCodegen.after.panic-abort.mir

// MIR for `slice_get_unchecked_mut_range` after PreCodegen

fn slice_get_unchecked_mut_range(_1: &mut [u32], _2: std::ops::Range<usize>) -> &mut [u32] {
    debug slice => _1;
    debug index => _2;
    let mut _0: &mut [u32];
    let mut _3: usize;
    let mut _4: usize;
    scope 1 (inlined core::slice::<impl [u32]>::get_unchecked_mut::<std::ops::Range<usize>>) {
        let mut _5: *mut [u32];
        let mut _11: *mut [u32];
        scope 2 (inlined <std::ops::Range<usize> as SliceIndex<[u32]>>::get_unchecked_mut) {
            let mut _6: usize;
            let _7: ();
            let _8: usize;
            scope 3 {
                scope 6 (inlined core::slice::index::get_offset_len_mut_noubcheck::<u32>) {
                    let _10: *mut u32;
                    scope 7 {
                    }
                    scope 8 (inlined core::slice::index::get_mut_noubcheck::<u32>) {
                        let _9: *mut u32;
                        scope 9 {
                        }
                    }
                }
            }
            scope 4 (inlined std::ptr::mut_ptr::<impl *mut [u32]>::len) {
                scope 5 (inlined std::ptr::metadata::<[u32]>) {
                }
            }
        }
    }

    bb0: {
        _3 = move (_2.0: usize);
        _4 = move (_2.1: usize);
        StorageLive(_11);
        StorageLive(_5);
        _5 = &raw mut (*_1);
        StorageLive(_8);
        StorageLive(_6);
        _6 = PtrMetadata(_1);
        _7 = <std::ops::Range<usize> as SliceIndex<[T]>>::get_unchecked_mut::precondition_check(_3, _4, move _6) -> [return: bb1, unwind unreachable];
    }

    bb1: {
        StorageDead(_6);
        _8 = SubUnchecked(_4, _3);
        StorageLive(_10);
        StorageLive(_9);
        _9 = _5 as *mut u32 (PtrToPtr);
        _10 = Offset(_9, _3);
        StorageDead(_9);
        _11 = *mut [u32] from (_10, _8);
        StorageDead(_10);
        StorageDead(_8);
        StorageDead(_5);
        _0 = &mut (*_11);
        StorageDead(_11);
        return;
    }
}