Struct rustc_query_impl::query_config::crate_variances
source · pub struct crate_variances<'tcx> {
data: PhantomData<&'tcx ()>,
}Fields§
§data: PhantomData<&'tcx ()>Trait Implementations§
source§impl<'tcx> Clone for crate_variances<'tcx>
impl<'tcx> Clone for crate_variances<'tcx>
source§fn clone(&self) -> crate_variances<'tcx>
fn clone(&self) -> crate_variances<'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> Default for crate_variances<'tcx>
impl<'tcx> Default for crate_variances<'tcx>
source§fn default() -> crate_variances<'tcx>
fn default() -> crate_variances<'tcx>
Returns the “default value” for a type. Read more
source§impl<'tcx> QueryConfigRestored<'tcx> for crate_variances<'tcx>
impl<'tcx> QueryConfigRestored<'tcx> for crate_variances<'tcx>
type RestoredValue = &'tcx CrateVariancesMap<'tcx>
type Config = DynamicConfig<'tcx, SingleCache<Erased<impl Copy>>, false, false, false>
fn config(tcx: TyCtxt<'tcx>) -> Self::Config
fn restore(value: Erased<impl Copy>) -> Self::RestoredValue
impl<'tcx> Copy for crate_variances<'tcx>
Auto Trait Implementations§
impl<'tcx> RefUnwindSafe for crate_variances<'tcx>
impl<'tcx> Send for crate_variances<'tcx>
impl<'tcx> Sync for crate_variances<'tcx>
impl<'tcx> Unpin for crate_variances<'tcx>
impl<'tcx> UnwindSafe for crate_variances<'tcx>
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.
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