Struct rustc::infer::outlives::free_region_map::FreeRegionMap [−][src]
pub struct FreeRegionMap<'tcx> { relation: TransitiveRelation<Region<'tcx>>, }
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Fields
relation: TransitiveRelation<Region<'tcx>>
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Methods
impl<'tcx> FreeRegionMap<'tcx>
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impl<'tcx> FreeRegionMap<'tcx>
pub fn new() -> Self
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pub fn new() -> Self
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pub fn is_empty(&self) -> bool
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pub fn is_empty(&self) -> bool
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pub fn relate_regions(&mut self, sub: Region<'tcx>, sup: Region<'tcx>)
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pub fn relate_regions(&mut self, sub: Region<'tcx>, sup: Region<'tcx>)
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pub fn lub_free_regions<'a, 'gcx>(
&self,
tcx: TyCtxt<'a, 'gcx, 'tcx>,
r_a: Region<'tcx>,
r_b: Region<'tcx>
) -> Region<'tcx>
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pub fn lub_free_regions<'a, 'gcx>(
&self,
tcx: TyCtxt<'a, 'gcx, 'tcx>,
r_a: Region<'tcx>,
r_b: Region<'tcx>
) -> Region<'tcx>
🔬 This is a nightly-only experimental API. (rustc_private
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Compute the least-upper-bound of two free regions. In some
cases, this is more conservative than necessary, in order to
avoid making arbitrary choices. See
TransitiveRelation::postdom_upper_bound
for more details.
Trait Implementations
impl<'tcx> Clone for FreeRegionMap<'tcx>
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impl<'tcx> Clone for FreeRegionMap<'tcx>
fn clone(&self) -> FreeRegionMap<'tcx>
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fn clone(&self) -> FreeRegionMap<'tcx>
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
1.0.0[src]
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl<'tcx> Encodable for FreeRegionMap<'tcx>
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impl<'tcx> Encodable for FreeRegionMap<'tcx>
fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>
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fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>
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impl<'tcx> Decodable for FreeRegionMap<'tcx>
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impl<'tcx> Decodable for FreeRegionMap<'tcx>
fn decode<__D: Decoder>(d: &mut __D) -> Result<FreeRegionMap<'tcx>, __D::Error>
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fn decode<__D: Decoder>(d: &mut __D) -> Result<FreeRegionMap<'tcx>, __D::Error>
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impl<'tcx> Debug for FreeRegionMap<'tcx>
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impl<'tcx> Debug for FreeRegionMap<'tcx>
fn fmt(&self, f: &mut Formatter) -> Result
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fn fmt(&self, f: &mut Formatter) -> Result
Formats the value using the given formatter. Read more
impl<'tcx> FreeRegionRelations<'tcx> for FreeRegionMap<'tcx>
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impl<'tcx> FreeRegionRelations<'tcx> for FreeRegionMap<'tcx>
fn sub_free_regions(&self, r_a: Region<'tcx>, r_b: Region<'tcx>) -> bool
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fn sub_free_regions(&self, r_a: Region<'tcx>, r_b: Region<'tcx>) -> bool
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Tests whether r_a <= r_b
. Both must be free regions or 'static
. Read more
impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for FreeRegionMap<'tcx>
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impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for FreeRegionMap<'tcx>
fn hash_stable<W: StableHasherResult>(
&self,
__ctx: &mut StableHashingContext<'a>,
__hasher: &mut StableHasher<W>
)
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fn hash_stable<W: StableHasherResult>(
&self,
__ctx: &mut StableHashingContext<'a>,
__hasher: &mut StableHasher<W>
)
🔬 This is a nightly-only experimental API. (rustc_private
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impl<'a, 'tcx> Lift<'tcx> for FreeRegionMap<'a>
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impl<'a, 'tcx> Lift<'tcx> for FreeRegionMap<'a>
type Lifted = FreeRegionMap<'tcx>
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fn lift_to_tcx<'b, 'gcx>(
&self,
tcx: TyCtxt<'b, 'gcx, 'tcx>
) -> Option<FreeRegionMap<'tcx>>
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fn lift_to_tcx<'b, 'gcx>(
&self,
tcx: TyCtxt<'b, 'gcx, 'tcx>
) -> Option<FreeRegionMap<'tcx>>
🔬 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
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Auto Trait Implementations
impl<'tcx> !Send for FreeRegionMap<'tcx>
impl<'tcx> !Send for FreeRegionMap<'tcx>
impl<'tcx> !Sync for FreeRegionMap<'tcx>
impl<'tcx> !Sync for FreeRegionMap<'tcx>