Struct rustc::mir::interpret::GlobalId

pub struct GlobalId<'tcx> {
    pub instance: Instance<'tcx>,
    pub promoted: Option<Promoted>,
}

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Uniquely identifies a specific constant or static.

Fields

instance: Instance<'tcx>

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For a constant or static, the Instance of the item itself. For a promoted global, the Instance of the function they belong to.

promoted: Option<Promoted>

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The index for promoted globals within their function's Mir.

Trait Implementations

impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for GlobalId<'tcx>

fn hash_stable<W: StableHasherResult>(     &self,     __ctx: &mut StableHashingContext<'a>,     __hasher: &mut StableHasher<W> )

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impl<'tcx> Copy for GlobalId<'tcx>

impl<'tcx> Clone for GlobalId<'tcx>

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

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'tcx> Debug for GlobalId<'tcx>

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<'tcx> Eq for GlobalId<'tcx>

fn assert_receiver_is_total_eq(&self)

impl<'tcx> PartialEq for GlobalId<'tcx>

fn eq(&self, other: &GlobalId<'tcx>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &GlobalId<'tcx>) -> bool

This method tests for !=.

impl<'tcx> Hash for GlobalId<'tcx>

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where     H: Hasher,

Feeds a slice of this type into the given [Hasher].

impl<'tcx> Encodable for GlobalId<'tcx>

fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>

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impl<'tcx> Decodable for GlobalId<'tcx>

fn decode<__D: Decoder>(d: &mut __D) -> Result<GlobalId<'tcx>, __D::Error>

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impl<'tcx> Key for GlobalId<'tcx>

fn query_crate(&self) -> CrateNum

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Given an instance of this key, what crate is it referring to? This is used to find the provider.

fn default_span(&self, tcx: TyCtxt) -> Span

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In the event that a cycle occurs, if no explicit span has been given for a query with key self, what span should we use?

impl<'a, 'tcx> Lift<'tcx> for GlobalId<'a>

type Lifted = GlobalId<'tcx>

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fn lift_to_tcx<'b, 'gcx>(     &self,     tcx: TyCtxt<'b, 'gcx, 'tcx> ) -> Option<GlobalId<'tcx>>

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impl<'tcx> TypeFoldable<'tcx> for GlobalId<'tcx>

fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(     &self,     folder: &mut F ) -> Self

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fn super_visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool

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fn fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(     &self,     folder: &mut F ) -> Self

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fn visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool

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fn has_regions_bound_at_or_above(&self, binder: DebruijnIndex) -> bool

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True if self has any late-bound regions that are either bound by binder or bound by some binder outside of binder. If binder is ty::INNERMOST, this indicates whether there are any late-bound regions that appear free.

fn has_regions_bound_above(&self, binder: DebruijnIndex) -> bool

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True if this self has any regions that escape binder (and hence are not bound by it).

fn has_escaping_regions(&self) -> bool

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fn has_type_flags(&self, flags: TypeFlags) -> bool

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fn has_projections(&self) -> bool

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fn references_error(&self) -> bool

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fn has_param_types(&self) -> bool

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fn has_self_ty(&self) -> bool

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fn has_infer_types(&self) -> bool

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fn needs_infer(&self) -> bool

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fn has_skol(&self) -> bool

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fn needs_subst(&self) -> bool

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fn has_re_skol(&self) -> bool

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fn has_closure_types(&self) -> bool

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fn has_free_regions(&self) -> bool

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"Free" regions in this context means that it has any region that is not (a) erased or (b) late-bound.

fn has_erasable_regions(&self) -> bool

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True if there any any un-erased free regions.

fn is_global(&self) -> bool

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Indicates whether this value references only 'global' types/lifetimes that are the same regardless of what fn we are in. This is used for caching.

fn has_late_bound_regions(&self) -> bool

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True if there are any late-bound regions