Struct rustc_query_impl::query_config::constness

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

Fields

data: PhantomData<&'tcx ()>

Trait Implementations

impl<'tcx> Clone for constness<'tcx>

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

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'tcx> Default for constness<'tcx>

fn default() -> constness<'tcx>

Returns the “default value” for a type.

impl<'tcx> QueryConfigRestored<'tcx> for constness<'tcx>

type RestoredValue = Constness

type Config = DynamicConfig<'tcx, DefaultCache<DefId, 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 constness<'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