223 lines
8.9 KiB
Diff
223 lines
8.9 KiB
Diff
- // MIR for `main` before Inline
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+ // MIR for `main` after Inline
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fn main() -> () {
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let mut _0: ();
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let _1: std::boxed::Box<std::vec::Vec<u32>>;
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let mut _2: std::vec::Vec<u32>;
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scope 1 {
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debug _x => _1;
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}
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+ scope 2 (inlined Vec::<u32>::new) {
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+ let mut _3: alloc::raw_vec::RawVec<u32>;
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+ }
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+ scope 3 (inlined Box::<Vec<u32>>::new) {
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+ debug x => _2;
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+ let mut _4: usize;
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+ let mut _5: usize;
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+ let mut _6: *mut u8;
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+ let mut _7: *const std::vec::Vec<u32>;
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+ scope 4 {
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+ scope 5 (inlined alloc::alloc::exchange_malloc) {
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+ debug size => _4;
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+ debug align => _5;
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+ let _8: std::alloc::Layout;
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+ let mut _9: std::result::Result<std::ptr::NonNull<[u8]>, std::alloc::AllocError>;
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+ let mut _10: isize;
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+ let mut _12: !;
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+ scope 6 {
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+ debug layout => _8;
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+ let _11: std::ptr::NonNull<[u8]>;
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+ let mut _13: &std::alloc::Global;
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+ scope 8 {
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+ debug ptr => _11;
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+ scope 18 (inlined NonNull::<[u8]>::as_mut_ptr) {
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+ debug self => _11;
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+ let mut _15: std::ptr::NonNull<u8>;
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+ scope 19 (inlined NonNull::<[u8]>::as_non_null_ptr) {
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+ debug self => _11;
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+ let mut _16: *mut u8;
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+ let mut _17: *mut [u8];
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+ scope 20 {
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+ scope 21 (inlined NonNull::<[u8]>::as_ptr) {
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+ debug self => _11;
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+ let mut _18: *const [u8];
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+ }
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+ scope 22 (inlined ptr::mut_ptr::<impl *mut [u8]>::as_mut_ptr) {
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+ debug self => _17;
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+ }
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+ scope 23 (inlined NonNull::<u8>::new_unchecked) {
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+ debug ptr => _16;
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+ let mut _19: *const u8;
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+ scope 24 {
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+ scope 25 (inlined NonNull::<T>::new_unchecked::runtime::<u8>) {
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+ debug ptr => _16;
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+ scope 26 (inlined ptr::mut_ptr::<impl *mut u8>::is_null) {
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+ debug self => _16;
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+ let mut _20: *mut u8;
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+ scope 27 {
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+ scope 28 (inlined ptr::mut_ptr::<impl *mut T>::is_null::runtime_impl) {
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+ debug ptr => _20;
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+ scope 29 (inlined ptr::mut_ptr::<impl *mut u8>::addr) {
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+ debug self => _20;
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+ scope 30 {
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+ scope 31 (inlined ptr::mut_ptr::<impl *mut u8>::cast::<()>) {
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+ debug self => _20;
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+ scope 32 (inlined NonNull::<u8>::as_ptr) {
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+ debug self => _15;
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+ let mut _21: *const u8;
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+ }
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+ }
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+ }
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+ scope 17 (inlined <std::alloc::Global as Allocator>::allocate) {
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+ debug self => const _;
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+ debug layout => _8;
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+ }
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+ }
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+ scope 7 {
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+ scope 9 (inlined Layout::from_size_align_unchecked) {
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+ debug size => _4;
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+ debug align => _5;
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+ let mut _14: std::ptr::Alignment;
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+ scope 10 {
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+ scope 11 (inlined std::ptr::Alignment::new_unchecked) {
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+ debug align => _5;
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+ scope 12 {
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+ scope 14 (inlined std::ptr::Alignment::new_unchecked::runtime) {
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+ debug align => _5;
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+ scope 15 (inlined core::num::<impl usize>::is_power_of_two) {
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+ debug self => _5;
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+ scope 16 (inlined core::num::<impl usize>::count_ones) {
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+ debug self => _5;
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+ }
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+ }
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+ }
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+ }
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+ scope 13 {
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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bb0: {
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StorageLive(_1);
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StorageLive(_2);
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- _2 = Vec::<u32>::new() -> [return: bb1, unwind continue];
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+ StorageLive(_3);
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+ _3 = const _;
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+ _2 = Vec::<u32> { buf: move _3, len: const 0_usize };
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+ StorageDead(_3);
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+ StorageLive(_4);
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+ StorageLive(_5);
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+ StorageLive(_6);
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+ StorageLive(_7);
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+ _4 = SizeOf(std::vec::Vec<u32>);
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+ _5 = AlignOf(std::vec::Vec<u32>);
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+ StorageLive(_8);
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+ StorageLive(_10);
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+ StorageLive(_11);
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+ StorageLive(_12);
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+ StorageLive(_13);
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+ StorageLive(_14);
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+ _14 = _5 as std::ptr::Alignment (Transmute);
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+ _8 = Layout { size: _4, align: move _14 };
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+ StorageDead(_14);
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+ StorageLive(_9);
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+ _13 = const _;
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+ _9 = std::alloc::Global::alloc_impl(move _13, _8, const false) -> [return: bb7, unwind: bb3];
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}
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bb1: {
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- _1 = Box::<Vec<u32>>::new(move _2) -> [return: bb2, unwind: bb4];
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+ StorageDead(_1);
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+ return;
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}
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- bb2: {
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- StorageDead(_2);
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- _0 = const ();
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- drop(_1) -> [return: bb3, unwind: bb4];
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+ bb2 (cleanup): {
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+ resume;
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}
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- bb3: {
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- StorageDead(_1);
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- return;
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+ bb3 (cleanup): {
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+ drop(_2) -> [return: bb2, unwind terminate(cleanup)];
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}
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- bb4 (cleanup): {
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- resume;
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+ bb4: {
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+ _12 = handle_alloc_error(move _8) -> bb3;
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+ }
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+
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+ bb5: {
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+ unreachable;
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+ }
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+
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+ bb6: {
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+ _11 = ((_9 as Ok).0: std::ptr::NonNull<[u8]>);
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+ StorageLive(_15);
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+ StorageLive(_16);
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+ StorageLive(_17);
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+ StorageLive(_18);
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+ _18 = (_11.0: *const [u8]);
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+ _17 = move _18 as *mut [u8] (PtrToPtr);
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+ StorageDead(_18);
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+ _16 = _17 as *mut u8 (PtrToPtr);
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+ StorageDead(_17);
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+ StorageLive(_19);
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+ StorageLive(_20);
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+ _19 = _16 as *const u8 (PointerCoercion(MutToConstPointer));
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+ _15 = NonNull::<u8> { pointer: _19 };
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+ StorageDead(_20);
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+ StorageDead(_19);
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+ StorageDead(_16);
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+ StorageLive(_21);
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+ _21 = (_15.0: *const u8);
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+ _6 = move _21 as *mut u8 (PtrToPtr);
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+ StorageDead(_21);
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+ StorageDead(_15);
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+ StorageDead(_9);
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+ StorageDead(_13);
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+ StorageDead(_12);
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+ StorageDead(_11);
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+ StorageDead(_10);
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+ StorageDead(_8);
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+ _1 = ShallowInitBox(move _6, std::vec::Vec<u32>);
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+ _7 = (((_1.0: std::ptr::Unique<std::vec::Vec<u32>>).0: std::ptr::NonNull<std::vec::Vec<u32>>).0: *const std::vec::Vec<u32>);
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+ (*_7) = move _2;
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+ StorageDead(_7);
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+ StorageDead(_6);
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+ StorageDead(_5);
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+ StorageDead(_4);
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+ StorageDead(_2);
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+ _0 = const ();
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+ drop(_1) -> [return: bb1, unwind: bb2];
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+ }
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+
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+ bb7: {
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+ _10 = discriminant(_9);
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+ switchInt(move _10) -> [0: bb6, 1: bb4, otherwise: bb5];
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}
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}
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