Struct rustc_middle::infer::unify_key::RegionVidKey
source · pub struct RegionVidKey<'tcx> {
pub vid: RegionVid,
pub phantom: PhantomData<UnifiedRegion<'tcx>>,
}
Fields§
§vid: RegionVid
§phantom: PhantomData<UnifiedRegion<'tcx>>
Trait Implementations§
source§impl<'tcx> Clone for RegionVidKey<'tcx>
impl<'tcx> Clone for RegionVidKey<'tcx>
source§fn clone(&self) -> RegionVidKey<'tcx>
fn clone(&self) -> RegionVidKey<'tcx>
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresource§impl<'tcx> Debug for RegionVidKey<'tcx>
impl<'tcx> Debug for RegionVidKey<'tcx>
source§impl<'tcx> From<RegionVid> for RegionVidKey<'tcx>
impl<'tcx> From<RegionVid> for RegionVidKey<'tcx>
source§impl<'tcx> PartialEq<RegionVidKey<'tcx>> for RegionVidKey<'tcx>
impl<'tcx> PartialEq<RegionVidKey<'tcx>> for RegionVidKey<'tcx>
source§fn eq(&self, other: &RegionVidKey<'tcx>) -> bool
fn eq(&self, other: &RegionVidKey<'tcx>) -> bool
This method tests for
self
and other
values to be equal, and is used
by ==
.source§impl<'tcx> UnifyKey for RegionVidKey<'tcx>
impl<'tcx> UnifyKey for RegionVidKey<'tcx>
type Value = UnifiedRegion<'tcx>
fn index(&self) -> u32
fn from_index(i: u32) -> Self
fn tag() -> &'static str
source§fn order_roots(
a: Self,
a_value: &Self::Value,
b: Self,
b_value: &Self::Value
) -> Option<(Self, Self)>
fn order_roots( a: Self, a_value: &Self::Value, b: Self, b_value: &Self::Value ) -> Option<(Self, Self)>
You should return first the key that should be used as root,
then the other key (that will then point to the new root). Read more
impl<'tcx> Copy for RegionVidKey<'tcx>
impl<'tcx> StructuralPartialEq for RegionVidKey<'tcx>
Auto Trait Implementations§
impl<'tcx> RefUnwindSafe for RegionVidKey<'tcx>
impl<'tcx> Send for RegionVidKey<'tcx>
impl<'tcx> Sync for RegionVidKey<'tcx>
impl<'tcx> Unpin for RegionVidKey<'tcx>
impl<'tcx> UnwindSafe for RegionVidKey<'tcx>
Blanket Implementations§
source§impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere
T: Copy,
impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere T: Copy,
fn allocate_on<'a>(self, arena: &'a Arena<'tcx>) -> &'a mut T
fn allocate_from_iter<'a>( arena: &'a Arena<'tcx>, iter: impl IntoIterator<Item = T> ) -> &'a mut [T]
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
source§impl<T, R> CollectAndApply<T, R> for T
impl<T, R> CollectAndApply<T, R> for T
source§impl<P> IntoQueryParam<P> for P
impl<P> IntoQueryParam<P> for P
fn into_query_param(self) -> P
source§impl<T> MaybeResult<T> for T
impl<T> MaybeResult<T> for T
source§impl<'tcx, T> ToPredicate<'tcx, T> for T
impl<'tcx, T> ToPredicate<'tcx, T> for T
fn to_predicate(self, _tcx: TyCtxt<'tcx>) -> T
source§impl<Tcx, T> Value<Tcx> for Twhere
Tcx: DepContext,
impl<Tcx, T> Value<Tcx> for Twhere Tcx: DepContext,
default fn from_cycle_error( tcx: Tcx, cycle: &[QueryInfo], _guar: ErrorGuaranteed ) -> T
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: 4 bytes