Struct rustc_query_impl::queries::subst_and_check_impossible_predicates

pub struct subst_and_check_impossible_predicates<'tcx> {
    data: PhantomData<&'tcx ()>,
}

Fields

data: PhantomData<&'tcx ()>

Trait Implementations

impl<'tcx> Clone for subst_and_check_impossible_predicates<'tcx>

fn clone(&self) -> subst_and_check_impossible_predicates<'tcx>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'tcx> Default for subst_and_check_impossible_predicates<'tcx>

fn default() -> subst_and_check_impossible_predicates<'tcx>

Returns the “default value” for a type.

impl<'tcx> QueryConfig<QueryCtxt<'tcx>> for subst_and_check_impossible_predicates<'tcx>

type Key = (DefId, &'tcx List<GenericArg<'tcx>>)

type Value = Erased<impl Copy>

fn name(self) -> &'static str

fn format_value(self) -> fn(_: &Self::Value) -> String

fn cache_on_disk(self, tcx: TyCtxt<'tcx>, key: &Self::Key) -> bool

type Cache = DefaultCache<(DefId, &'tcx List<GenericArg<'tcx>>), Erased<impl Copy>>

fn query_state<'a>( self, tcx: QueryCtxt<'tcx> ) -> &'a QueryState<Self::Key, DepKind>where QueryCtxt<'tcx>: 'a,

fn query_cache<'a>(self, tcx: QueryCtxt<'tcx>) -> &'a Self::Cachewhere 'tcx: 'a,

fn execute_query(self, tcx: TyCtxt<'tcx>, key: Self::Key) -> Self::Value

fn compute(self, qcx: QueryCtxt<'tcx>, key: Self::Key) -> Self::Value

fn try_load_from_disk( self, _qcx: QueryCtxt<'tcx>, _key: &Self::Key ) -> TryLoadFromDisk<QueryCtxt<'tcx>, Self::Value>

fn loadable_from_disk( self, _qcx: QueryCtxt<'tcx>, _key: &Self::Key, _index: SerializedDepNodeIndex ) -> bool

fn value_from_cycle_error( self, tcx: TyCtxt<'tcx>, cycle: &[QueryInfo<DepKind>] ) -> Self::Value

Synthesize an error value to let compilation continue after a cycle.

fn anon(self) -> bool

fn eval_always(self) -> bool

fn depth_limit(self) -> bool

fn feedable(self) -> bool

fn dep_kind(self) -> DepKind

fn handle_cycle_error(self) -> HandleCycleError

fn hash_result(self) -> HashResult<Self::Value>

fn construct_dep_node( self, tcx: <Qcx as HasDepContext>::DepContext, key: &Self::Key ) -> DepNode<<Qcx as HasDepContext>::DepKind>

impl<'tcx> QueryConfigRestored<'tcx> for subst_and_check_impossible_predicates<'tcx>

type RestoredValue = bool

fn restore(value: Erased<impl Copy>) -> Self::RestoredValue

impl<'tcx> Copy for subst_and_check_impossible_predicates<'tcx>

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: 0 bytes