Enum rustc_target::abi::PointerKind
source · pub enum PointerKind {
SharedRef {
frozen: bool,
},
MutableRef {
unpin: bool,
},
Box {
unpin: bool,
},
}
Variants§
Shared reference. frozen
indicates the absence of any UnsafeCell
.
MutableRef
Mutable reference. unpin
indicates the absence of any pinned data.
Box
Box. unpin
indicates the absence of any pinned data.
Auto Trait Implementations§
impl RefUnwindSafe for PointerKind
impl Send for PointerKind
impl Sync for PointerKind
impl Unpin for PointerKind
impl UnwindSafe for PointerKind
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Layout§
Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...)
attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.
Size: 2 bytes
Size for each variant:
SharedRef
: 1 byteMutableRef
: 1 byteBox
: 1 byte