Enum rustc_middle::mir::interpret::ScalarMaybeUninit[−][src]

pub enum ScalarMaybeUninit<Tag = ()> {
    Scalar(Scalar<Tag>),
    Uninit,
}

Variants

Scalar(Scalar<Tag>)
Uninit

Implementations

impl<'tcx, Tag> ScalarMaybeUninit<Tag>[src]

pub fn erase_tag(self) -> ScalarMaybeUninit[src]

Erase the tag from the scalar, if any.

Used by error reporting code to avoid having the error type depend on Tag.

pub fn check_init(self) -> InterpResult<'static, Scalar<Tag>>[src]

pub fn to_bool(self) -> InterpResult<'tcx, bool>[src]

pub fn to_char(self) -> InterpResult<'tcx, char>[src]

pub fn to_f32(self) -> InterpResult<'tcx, Single>[src]

pub fn to_f64(self) -> InterpResult<'tcx, Double>[src]

pub fn to_u8(self) -> InterpResult<'tcx, u8>[src]

pub fn to_u16(self) -> InterpResult<'tcx, u16>[src]

pub fn to_u32(self) -> InterpResult<'tcx, u32>[src]

pub fn to_u64(self) -> InterpResult<'tcx, u64>[src]

pub fn to_machine_usize(
    self,
    cx: &impl HasDataLayout
) -> InterpResult<'tcx, u64>[src]

pub fn to_i8(self) -> InterpResult<'tcx, i8>[src]

pub fn to_i16(self) -> InterpResult<'tcx, i16>[src]

pub fn to_i32(self) -> InterpResult<'tcx, i32>[src]

pub fn to_i64(self) -> InterpResult<'tcx, i64>[src]

pub fn to_machine_isize(
    self,
    cx: &impl HasDataLayout
) -> InterpResult<'tcx, i64>[src]

Trait Implementations

impl<Tag: Clone> Clone for ScalarMaybeUninit<Tag>[src]

fn clone(&self) -> ScalarMaybeUninit<Tag>[src]

Returns a copy of the value. Read more

fn clone_from(&mut self, source: &Self)1.0.0[src]

Performs copy-assignment from source. Read more

impl<Tag: Debug> Debug for ScalarMaybeUninit<Tag>[src]

fn fmt(&self, f: &mut Formatter<'_>) -> Result[src]

Formats the value using the given formatter. Read more

impl<'tcx, Tag, __D: TyDecoder<'tcx>> Decodable<__D> for ScalarMaybeUninit<Tag> where
    Tag: Decodable<__D>, [src]

fn decode(__decoder: &mut __D) -> Result<Self, <__D as Decoder>::Error>[src]

impl<Tag: Debug> Display for ScalarMaybeUninit<Tag>[src]

fn fmt(&self, f: &mut Formatter<'_>) -> Result[src]

Formats the value using the given formatter. Read more

impl<'tcx, Tag, __E: TyEncoder<'tcx>> Encodable<__E> for ScalarMaybeUninit<Tag> where
    Tag: Encodable<__E>, [src]

fn encode(&self, __encoder: &mut __E) -> Result<(), <__E as Encoder>::Error>[src]

impl<Tag> From<Pointer<Tag>> for ScalarMaybeUninit<Tag>[src]

fn from(s: Pointer<Tag>) -> Self[src]

Performs the conversion.

impl<Tag> From<Scalar<Tag>> for ScalarMaybeUninit<Tag>[src]

fn from(s: Scalar<Tag>) -> Self[src]

Performs the conversion.

impl<Tag: Hash> Hash for ScalarMaybeUninit<Tag>[src]

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

Feeds this value into the given Hasher. Read more

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 1.3.0[src]

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

impl<'__ctx, Tag> HashStable<StableHashingContext<'__ctx>> for ScalarMaybeUninit<Tag> where
    Tag: HashStable<StableHashingContext<'__ctx>>, [src]

fn hash_stable(
    &self,
    __hcx: &mut StableHashingContext<'__ctx>,
    __hasher: &mut StableHasher
)[src]

impl<Tag: PartialEq> PartialEq<ScalarMaybeUninit<Tag>> for ScalarMaybeUninit<Tag>[src]

fn eq(&self, other: &ScalarMaybeUninit<Tag>) -> bool[src]

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

fn ne(&self, other: &ScalarMaybeUninit<Tag>) -> bool[src]

This method tests for !=.

impl<Tag: Copy> Copy for ScalarMaybeUninit<Tag>[src]

impl<Tag: Eq> Eq for ScalarMaybeUninit<Tag>[src]

impl<Tag> StructuralEq for ScalarMaybeUninit<Tag>[src]

impl<Tag> StructuralPartialEq for ScalarMaybeUninit<Tag>[src]

Auto Trait Implementations

impl<Tag> RefUnwindSafe for ScalarMaybeUninit<Tag> where
    Tag: RefUnwindSafe, 

impl<Tag> Send for ScalarMaybeUninit<Tag> where
    Tag: Send, 

impl<Tag> Sync for ScalarMaybeUninit<Tag> where
    Tag: Sync, 

impl<Tag> Unpin for ScalarMaybeUninit<Tag> where
    Tag: Unpin, 

impl<Tag> UnwindSafe for ScalarMaybeUninit<Tag> where
    Tag: UnwindSafe, 

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized, [src]

pub fn type_id(&self) -> TypeId[src]

Gets the TypeId of self. Read more

impl<'tcx, T> ArenaAllocatable<'tcx, ()> for T where
    T: Copy, [src]

pub fn allocate_on(Self, &'a Arena<'tcx>) -> &'a mut T[src]

pub fn allocate_from_iter(
    &'a Arena<'tcx>,
    impl IntoIterator<Item = T>
) -> &'a mut [T]ⓘ

Notable traits for &'_ [u8]

impl<'_> Read for &'_ [u8]impl<'_> Write for &'_ mut [u8]
[src]

impl<T> Borrow<T> for T where
    T: ?Sized, [src]

pub fn borrow(&self) -> &T[src]

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
    T: ?Sized, [src]

pub fn borrow_mut(&mut self) -> &mut T[src]

Mutably borrows from an owned value. Read more

impl<T> From<T> for T[src]

pub fn from(t: T) -> T[src]

Performs the conversion.

impl<T, U> Into<U> for T where
    U: From<T>, [src]

pub fn into(self) -> U[src]

Performs the conversion.

impl<T> MaybeResult<T> for T[src]

type Error = !

pub fn from(Result<T, <T as MaybeResult<T>>::Error>) -> T[src]

pub fn to_result(self) -> Result<T, <T as MaybeResult<T>>::Error>[src]

impl<T> ToOwned for T where
    T: Clone, [src]

type Owned = T

The resulting type after obtaining ownership.

pub fn to_owned(&self) -> T[src]

Creates owned data from borrowed data, usually by cloning. Read more

pub fn clone_into(&self, target: &mut T)[src]

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

recently added

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> ToString for T where
    T: Display + ?Sized, [src]

pub default fn to_string(&self) -> String[src]

Converts the given value to a String. Read more

impl<T, U> TryFrom<U> for T where
    U: Into<T>, [src]

type Error = Infallible

The type returned in the event of a conversion error.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]

Performs the conversion.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, [src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]

Performs the conversion.

impl<T> WithConstness for T[src]

fn with_constness(self, constness: Constness) -> ConstnessAnd<Self>[src]

fn with_const(self) -> ConstnessAnd<Self>[src]

fn without_const(self) -> ConstnessAnd<Self>[src]

impl<'a, T> Captures<'a> for T where
    T: ?Sized, [src]