Enum miri::borrow_tracker::AllocState

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pub enum AllocState {
    StackedBorrows(Box<RefCell<Stacks>>),
    TreeBorrows(Box<RefCell<Tree>>),
}
Expand description

Extra per-allocation data for borrow tracking

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StackedBorrows(Box<RefCell<Stacks>>)

Data corresponding to Stacked Borrows

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TreeBorrows(Box<RefCell<Tree>>)

Data corresponding to Tree Borrows

Implementations§

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impl AllocState

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pub fn before_memory_read<'tcx>( &self, alloc_id: AllocId, prov_extra: ProvenanceExtra, range: AllocRange, machine: &MiriMachine<'tcx> ) -> InterpResult<'tcx>

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pub fn before_memory_write<'tcx>( &mut self, alloc_id: AllocId, prov_extra: ProvenanceExtra, range: AllocRange, machine: &MiriMachine<'tcx> ) -> InterpResult<'tcx>

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pub fn before_memory_deallocation<'tcx>( &mut self, alloc_id: AllocId, prov_extra: ProvenanceExtra, size: Size, machine: &MiriMachine<'tcx> ) -> InterpResult<'tcx>

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pub fn remove_unreachable_tags(&self, tags: &FxHashSet<BorTag>)

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pub fn release_protector<'tcx>( &self, machine: &MiriMachine<'tcx>, global: &RefCell<GlobalStateInner>, tag: BorTag, alloc_id: AllocId ) -> InterpResult<'tcx>

Tree Borrows needs to be told when a tag stops being protected.

Trait Implementations§

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impl Clone for AllocState

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fn clone(&self) -> AllocState

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for AllocState

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

Formats the value using the given formatter. Read more
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impl VisitProvenance for AllocState

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fn visit_provenance(&self, visit: &mut VisitWith<'_>)

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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: 16 bytes

Size for each variant:

  • StackedBorrows: 8 bytes
  • TreeBorrows: 8 bytes