81 pub struct Box<#[cfg_attr(CONFIG_RUSTC_HAS_COERCE_POINTEE, pointee)] T: ?Sized, A: Allocator>(
83     PhantomData<A>,
89 impl<T, U, A> core::ops::CoerceUnsized<Box<U, A>> for Box<T, A>
93     A: Allocator,
100 impl<T, U, A> core::ops::DispatchFromDyn<Box<U, A>> for Box<T, A>
104     A: Allocator,
146 unsafe impl<T, A: Allocator> ZeroableOption for Box<T, A> {}
149 unsafe impl<T, A> Send for Box<T, A>
152     A: Allocator,
157 unsafe impl<T, A> Sync for Box<T, A>
160     A: Allocator,
164 impl<T, A> Box<T, A>
167     A: Allocator,
218 impl<T, A> Box<MaybeUninit<T>, A>
220     A: Allocator,
230     pub unsafe fn assume_init(self) -> Box<T, A> {  in assume_init()  argument
240     pub fn write(mut self, value: T) -> Box<T, A> {  in write()  argument
248 impl<T, A> Box<T, A>
250     A: Allocator,
275     pub fn new_uninit(flags: Flags) -> Result<Box<MaybeUninit<T>, A>, AllocError> {  in new_uninit()  argument
277         let ptr = A::alloc(layout, flags, NumaNode::NO_NODE)?;  in new_uninit()
287     pub fn pin(x: T, flags: Flags) -> Result<Pin<Box<T, A>>, AllocError>  in pin()  argument
289         A: 'static,  in pin()
340     ) -> Result<Pin<Box<[T], A>>, E>  in pin_slice()  argument
346         let mut buffer = super::Vec::<T, A>::with_capacity(len, flags)?;  in pin_slice()
378     fn forget_contents(this: Self) -> Box<MaybeUninit<T>, A> {  in forget_contents()  argument
398     pub fn drop_contents(this: Self) -> Box<MaybeUninit<T>, A> {  in drop_contents()  argument
417 impl<T, A> From<Box<T, A>> for Pin<Box<T, A>>
420     A: Allocator,
426     fn from(b: Box<T, A>) -> Self {  in from()
433 impl<T, A> InPlaceWrite<T> for Box<MaybeUninit<T>, A>
435     A: Allocator + 'static,
437     type Initialized = Box<T, A>;
458 impl<T, A> InPlaceInit<T> for Box<T, A>
460     A: Allocator + 'static,
469         Box::<_, A>::new_uninit(flags)?.write_pin_init(init)  in try_pin_init()
477         Box::<_, A>::new_uninit(flags)?.write_init(init)  in try_init()
483 unsafe impl<T: 'static, A> ForeignOwnable for Box<T, A>
485     A: Allocator,
487     const FOREIGN_ALIGN: usize = if core::mem::align_of::<T>() < A::MIN_ALIGN {
488         A::MIN_ALIGN
522 unsafe impl<T: 'static, A> ForeignOwnable for Pin<Box<T, A>>
524     A: Allocator,
526     const FOREIGN_ALIGN: usize = <Box<T, A> as ForeignOwnable>::FOREIGN_ALIGN;
565 impl<T, A> Deref for Box<T, A>
568     A: Allocator,
579 impl<T, A> DerefMut for Box<T, A>
582     A: Allocator,
609 impl<T, A> Borrow<T> for Box<T, A>
612     A: Allocator,
637 impl<T, A> BorrowMut<T> for Box<T, A>
640     A: Allocator,
647 impl<T, A> fmt::Display for Box<T, A>
650     A: Allocator,
657 impl<T, A> fmt::Debug for Box<T, A>
660     A: Allocator,
667 impl<T, A> Drop for Box<T, A>
670     A: Allocator,
681         unsafe { A::free(self.0.cast(), layout) };  in drop()