Type Definition rustc_infer::traits::PredicateObligation

pub type PredicateObligation<'tcx> = Obligation<'tcx, Predicate<'tcx>>;

Implementations

impl<'tcx> PredicateObligation<'tcx>

pub fn flip_polarity(
    &self,
    tcx: TyCtxt<'tcx>
) -> Option<PredicateObligation<'tcx>>

Flips the polarity of the inner predicate.

Given T: Trait predicate it returns T: !Trait and given T: !Trait returns T: Trait.

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: 48 bytes