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|
// MIR for `forward_loop` after PreCodegen
fn forward_loop(_1: &[T], _2: impl Fn(&T)) -> () {
debug slice => _1;
debug f => _2;
let mut _0: ();
let mut _11: std::ptr::NonNull<T>;
let mut _12: *const T;
let mut _26: std::option::Option<&T>;
let mut _28: &impl Fn(&T);
let mut _29: (&T,);
let _30: ();
scope 1 {
debug ((iter: std::slice::Iter<'_, T>).0: std::ptr::NonNull<T>) => _11;
debug ((iter: std::slice::Iter<'_, T>).1: *const T) => _12;
debug ((iter: std::slice::Iter<'_, T>).2: std::marker::PhantomData<&T>) => const ZeroSized: PhantomData<&T>;
let _27: &T;
scope 2 {
debug x => _27;
}
scope 16 (inlined <std::slice::Iter<'_, T> as Iterator>::next) {
let _13: std::ptr::NonNull<T>;
let _15: std::ptr::NonNull<T>;
let mut _18: bool;
let mut _21: std::ptr::NonNull<T>;
let mut _23: usize;
let _25: &T;
scope 17 {
let _14: *const T;
scope 18 {
let _22: usize;
scope 19 {
scope 22 (inlined #[track_caller] core::num::<impl usize>::unchecked_sub) {
scope 23 (inlined core::ub_checks::check_language_ub) {
scope 24 (inlined core::ub_checks::check_language_ub::runtime) {
}
}
}
scope 25 (inlined without_provenance_mut::<T>) {
}
}
scope 20 (inlined std::ptr::const_ptr::<impl *const T>::addr) {
scope 21 (inlined std::ptr::const_ptr::<impl *const T>::cast::<()>) {
}
}
scope 26 (inlined <NonNull<T> as PartialEq>::eq) {
let mut _16: *mut T;
let mut _17: *mut T;
scope 27 (inlined NonNull::<T>::as_ptr) {
}
scope 28 (inlined NonNull::<T>::as_ptr) {
}
}
scope 29 (inlined NonNull::<T>::add) {
let mut _19: *const T;
let mut _20: *const T;
scope 30 (inlined NonNull::<T>::as_ptr) {
}
}
scope 31 (inlined NonNull::<T>::as_ref::<'_>) {
let _24: *const T;
scope 32 (inlined NonNull::<T>::as_ptr) {
}
scope 33 (inlined std::ptr::mut_ptr::<impl *mut T>::cast_const) {
}
}
}
}
}
}
scope 3 (inlined core::slice::<impl [T]>::iter) {
scope 4 (inlined std::slice::Iter::<'_, T>::new) {
let _3: usize;
let mut _7: *mut T;
let mut _8: *mut T;
let mut _10: *const T;
scope 5 {
let _6: std::ptr::NonNull<T>;
scope 6 {
let _9: *const T;
scope 7 {
}
scope 11 (inlined std::ptr::without_provenance::<T>) {
scope 12 (inlined without_provenance_mut::<T>) {
}
}
scope 13 (inlined NonNull::<T>::as_ptr) {
}
scope 14 (inlined #[track_caller] std::ptr::mut_ptr::<impl *mut T>::add) {
}
}
scope 8 (inlined NonNull::<[T]>::from_ref) {
let mut _4: *const [T];
}
scope 9 (inlined NonNull::<[T]>::cast::<T>) {
let mut _5: *const T;
scope 10 (inlined NonNull::<[T]>::as_ptr) {
}
}
}
}
}
scope 15 (inlined <std::slice::Iter<'_, T> as IntoIterator>::into_iter) {
}
bb0: {
StorageLive(_3);
StorageLive(_4);
_3 = PtrMetadata(copy _1);
_4 = &raw const (*_1);
StorageLive(_5);
_5 = copy _4 as *const T (PtrToPtr);
_6 = NonNull::<T> { pointer: move _5 };
StorageDead(_5);
StorageLive(_9);
switchInt(const <T as std::mem::SizedTypeProperties>::IS_ZST) -> [0: bb1, otherwise: bb2];
}
bb1: {
StorageLive(_8);
StorageLive(_7);
_7 = copy _4 as *mut T (PtrToPtr);
_8 = Offset(copy _7, copy _3);
StorageDead(_7);
_9 = move _8 as *const T (PtrToPtr);
StorageDead(_8);
goto -> bb3;
}
bb2: {
_9 = copy _3 as *const T (Transmute);
goto -> bb3;
}
bb3: {
_10 = copy _9;
StorageDead(_9);
StorageDead(_4);
StorageDead(_3);
StorageLive(_11);
StorageLive(_12);
_11 = copy _6;
_12 = copy _10;
goto -> bb4;
}
bb4: {
StorageLive(_26);
StorageLive(_13);
StorageLive(_14);
StorageLive(_22);
StorageLive(_23);
StorageLive(_15);
StorageLive(_25);
_13 = copy _11;
_14 = copy _12;
switchInt(const <T as std::mem::SizedTypeProperties>::IS_ZST) -> [0: bb5, otherwise: bb8];
}
bb5: {
StorageLive(_18);
_15 = copy _14 as std::ptr::NonNull<T> (Transmute);
StorageLive(_16);
_16 = copy _13 as *mut T (Transmute);
StorageLive(_17);
_17 = copy _15 as *mut T (Transmute);
_18 = Eq(move _16, move _17);
StorageDead(_17);
StorageDead(_16);
switchInt(move _18) -> [0: bb6, otherwise: bb7];
}
bb6: {
StorageDead(_18);
StorageLive(_21);
StorageLive(_20);
StorageLive(_19);
_19 = copy _13 as *const T (Transmute);
_20 = Offset(move _19, const 1_usize);
StorageDead(_19);
_21 = NonNull::<T> { pointer: move _20 };
StorageDead(_20);
_11 = move _21;
StorageDead(_21);
goto -> bb13;
}
bb7: {
StorageDead(_18);
StorageDead(_25);
StorageDead(_15);
StorageDead(_23);
StorageDead(_22);
StorageDead(_14);
StorageDead(_13);
goto -> bb10;
}
bb8: {
_22 = copy _14 as usize (Transmute);
switchInt(copy _22) -> [0: bb9, otherwise: bb12];
}
bb9: {
StorageDead(_25);
StorageDead(_15);
StorageDead(_23);
StorageDead(_22);
StorageDead(_14);
StorageDead(_13);
goto -> bb10;
}
bb10: {
StorageDead(_26);
StorageDead(_11);
StorageDead(_12);
drop(_2) -> [return: bb11, unwind continue];
}
bb11: {
return;
}
bb12: {
_23 = SubUnchecked(copy _22, const 1_usize);
_12 = copy _23 as *const T (Transmute);
goto -> bb13;
}
bb13: {
StorageLive(_24);
_24 = copy _13 as *const T (Transmute);
_25 = &(*_24);
StorageDead(_24);
_26 = Option::<&T>::Some(copy _25);
StorageDead(_25);
StorageDead(_15);
StorageDead(_23);
StorageDead(_22);
StorageDead(_14);
StorageDead(_13);
_27 = copy ((_26 as Some).0: &T);
StorageLive(_28);
_28 = &_2;
StorageLive(_29);
_29 = (copy _27,);
_30 = <impl Fn(&T) as Fn<(&T,)>>::call(move _28, move _29) -> [return: bb14, unwind: bb15];
}
bb14: {
StorageDead(_29);
StorageDead(_28);
StorageDead(_26);
goto -> bb4;
}
bb15 (cleanup): {
drop(_2) -> [return: bb16, unwind terminate(cleanup)];
}
bb16 (cleanup): {
resume;
}
}
|
