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Rollup merge of #104716 - lcnr:selection-candidate, r=jackh726

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move 2 candidates into builtin candidate

having separate candidates for these isn't too helpful i think

r? types
This commit is contained in:
Matthias Krüger 2022-11-25 18:35:39 +01:00 • committed by GitHub
commit 9c7dc3e30b
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8 changed files with 168 additions and 244 deletions
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17
compiler/rustc_trait_selection/src/traits/select/confirmation.rs
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@ -22,12 +22,11 @@ use crate::traits::util::{self, closure_trait_ref_and_return_type, predicate_for
use crate::traits::{
BuiltinDerivedObligation, ImplDerivedObligation, ImplDerivedObligationCause, ImplSource,
ImplSourceAutoImplData, ImplSourceBuiltinData, ImplSourceClosureData,
ImplSourceConstDestructData, ImplSourceDiscriminantKindData, ImplSourceFnPointerData,
ImplSourceFutureData, ImplSourceGeneratorData, ImplSourceObjectData, ImplSourcePointeeData,
ImplSourceTraitAliasData, ImplSourceTraitUpcastingData, ImplSourceUserDefinedData, Normalized,
ObjectCastObligation, Obligation, ObligationCause, OutputTypeParameterMismatch,
PredicateObligation, Selection, SelectionError, TraitNotObjectSafe, TraitObligation,
Unimplemented, VtblSegment,
ImplSourceConstDestructData, ImplSourceFnPointerData, ImplSourceFutureData,
ImplSourceGeneratorData, ImplSourceObjectData, ImplSourceTraitAliasData,
ImplSourceTraitUpcastingData, ImplSourceUserDefinedData, Normalized, ObjectCastObligation,
Obligation, ObligationCause, OutputTypeParameterMismatch, PredicateObligation, Selection,
SelectionError, TraitNotObjectSafe, TraitObligation, Unimplemented, VtblSegment,
};
use super::BuiltinImplConditions;
@ -100,12 +99,6 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
ImplSource::FnPointer(data)
}
DiscriminantKindCandidate => {
ImplSource::DiscriminantKind(ImplSourceDiscriminantKindData)
}
PointeeCandidate => ImplSource::Pointee(ImplSourcePointeeData),
TraitAliasCandidate => {
let data = self.confirm_trait_alias_candidate(obligation);
ImplSource::TraitAlias(data)