rust/tests/mir-opt/pre-codegen/slice_index.slice_get_unchecked_mut_range.PreCodegen.after.panic-unwind.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>>) {
        debug self => _1;
        debug ((index: std::ops::Range<usize>).0: usize) => _3;
        debug ((index: std::ops::Range<usize>).1: usize) => _4;
        let mut _5: *mut [u32];
        let mut _13: *mut [u32];
        scope 2 {
            scope 3 (inlined <std::ops::Range<usize> as SliceIndex<[u32]>>::get_unchecked_mut) {
                debug ((self: std::ops::Range<usize>).0: usize) => _3;
                debug ((self: std::ops::Range<usize>).1: usize) => _4;
                debug slice => _5;
                let mut _7: *mut u32;
                let mut _8: *mut u32;
                scope 4 {
                    debug ((this: std::ops::Range<usize>).0: usize) => _3;
                    debug ((this: std::ops::Range<usize>).1: usize) => _4;
                    scope 5 {
                        let _6: usize;
                        scope 6 {
                            debug new_len => _6;
                            scope 11 (inlined ptr::mut_ptr::<impl *mut [u32]>::as_mut_ptr) {
                                debug self => _5;
                            }
                            scope 12 (inlined ptr::mut_ptr::<impl *mut u32>::add) {
                                debug self => _7;
                                debug count => _3;
                                scope 13 {
                                }
                            }
                            scope 14 (inlined slice_from_raw_parts_mut::<u32>) {
                                debug data => _8;
                                debug len => _6;
                                let mut _9: *mut ();
                                scope 15 (inlined ptr::mut_ptr::<impl *mut u32>::cast::<()>) {
                                    debug self => _8;
                                }
                                scope 16 (inlined std::ptr::from_raw_parts_mut::<[u32]>) {
                                    debug data_address => _9;
                                    debug metadata => _6;
                                    let mut _10: *const ();
                                    let mut _11: std::ptr::metadata::PtrComponents<[u32]>;
                                    let mut _12: std::ptr::metadata::PtrRepr<[u32]>;
                                    scope 17 {
                                    }
                                }
                            }
                        }
                        scope 7 (inlined <std::ops::Range<usize> as SliceIndex<[T]>>::get_unchecked_mut::runtime::<u32>) {
                            debug ((this: std::ops::Range<usize>).0: usize) => _3;
                            debug ((this: std::ops::Range<usize>).1: usize) => _4;
                            debug slice => _5;
                            scope 8 (inlined ptr::mut_ptr::<impl *mut [u32]>::len) {
                                debug self => _5;
                                let mut _14: *const [u32];
                                scope 9 (inlined std::ptr::metadata::<[u32]>) {
                                    debug ptr => _14;
                                    scope 10 {
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }

    bb0: {
        _3 = move (_2.0: usize);
        _4 = move (_2.1: usize);
        StorageLive(_5);
        _5 = &raw mut (*_1);
        StorageLive(_6);
        StorageLive(_14);
        _6 = SubUnchecked(_4, _3);
        StorageLive(_8);
        StorageLive(_7);
        _7 = _5 as *mut u32 (PtrToPtr);
        _8 = Offset(_7, _3);
        StorageDead(_7);
        StorageLive(_9);
        _9 = _8 as *mut () (PtrToPtr);
        StorageLive(_12);
        StorageLive(_11);
        StorageLive(_10);
        _10 = _9 as *const () (PointerCoercion(MutToConstPointer));
        _11 = ptr::metadata::PtrComponents::<[u32]> { data_address: move _10, metadata: _6 };
        StorageDead(_10);
        _12 = ptr::metadata::PtrRepr::<[u32]> { const_ptr: move _11 };
        StorageDead(_11);
        _13 = (_12.1: *mut [u32]);
        StorageDead(_12);
        StorageDead(_9);
        StorageDead(_8);
        StorageDead(_14);
        StorageDead(_6);
        StorageDead(_5);
        _0 = &mut (*_13);
        return;
    }
}