| // 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 #[track_caller] core::slice::<impl [u32]>::get_unchecked_mut::<std::ops::Range<usize>>) { |
| let mut _5: *mut [u32]; |
| let mut _11: *mut [u32]; |
| scope 2 (inlined #[track_caller] <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 _9: *mut u32; |
| scope 7 { |
| let _10: *mut u32; |
| scope 8 { |
| } |
| } |
| } |
| } |
| 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(copy _1); |
| _7 = <std::ops::Range<usize> as SliceIndex<[T]>>::get_unchecked_mut::precondition_check(copy _3, copy _4, move _6) -> [return: bb1, unwind unreachable]; |
| } |
| |
| bb1: { |
| StorageDead(_6); |
| _8 = SubUnchecked(copy _4, copy _3); |
| StorageLive(_9); |
| StorageLive(_10); |
| _9 = copy _5 as *mut u32 (PtrToPtr); |
| _10 = Offset(copy _9, copy _3); |
| _11 = *mut [u32] from (copy _10, copy _8); |
| StorageDead(_10); |
| StorageDead(_9); |
| StorageDead(_8); |
| StorageDead(_5); |
| _0 = &mut (*_11); |
| StorageDead(_11); |
| return; |
| } |
| } |