Struct rustc::ty::sty::Const[][src]

pub struct Const<'tcx> {
    pub ty: Ty<'tcx>,
    pub val: ConstVal<'tcx>,
}
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Typed constant value.

Fields

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🔬 This is a nightly-only experimental API. (rustc_private)

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Trait Implementations

impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for Const<'tcx>
[src]

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impl<'a, 'tcx, 'x> SpecializedDecoder<&'tcx Const<'tcx>> for CacheDecoder<'a, 'tcx, 'x>
[src]

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Decode a value in a manner specific to this decoder state.

impl<'a, 'tcx> Lift<'tcx> for &'a Const<'a>
[src]

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🔬 This is a nightly-only experimental API. (rustc_private)

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impl<'tcx: 'lcx, 'lcx> Borrow<Const<'lcx>> for Interned<'tcx, Const<'tcx>>
[src]

Immutably borrows from an owned value. Read more

impl<'tcx> TypeFoldable<'tcx> for &'tcx Const<'tcx>
[src]

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

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

🔬 This is a nightly-only experimental API. (rustc_private)

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True if there any any un-erased free regions.

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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. Errs on the side of returning false. Read more

impl<'tcx> Copy for Const<'tcx>
[src]

impl<'tcx> Clone for Const<'tcx>
[src]

Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

impl<'tcx> Debug for Const<'tcx>
[src]

Formats the value using the given formatter. Read more

impl<'tcx> Hash for Const<'tcx>
[src]

Feeds this value into the given [Hasher]. Read more

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

impl<'tcx> Encodable for Const<'tcx>
[src]

🔬 This is a nightly-only experimental API. (rustc_private)

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impl<'tcx> Decodable for Const<'tcx>
[src]

🔬 This is a nightly-only experimental API. (rustc_private)

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impl<'tcx> Eq for Const<'tcx>
[src]

impl<'tcx> PartialEq for Const<'tcx>
[src]

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

This method tests for !=.

impl<'tcx> UseSpecializedDecodable for &'tcx Const<'tcx>
[src]

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Defaults to returning an error (see SpecializationError).

Auto Trait Implementations

impl<'tcx> !Send for Const<'tcx>

impl<'tcx> !Sync for Const<'tcx>