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add AliasEq to PredicateKind

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This commit is contained in:
Boxy 2023-02-10 13:43:29 +00:00
parent 9b8dbd558c
commit 23ab2464be
25 changed files with 80 additions and 5 deletions
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5
compiler/rustc_trait_selection/src/solve/fulfill.rs
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@ -73,6 +73,11 @@ impl<'tcx> TraitEngine<'tcx> for FulfillmentCtxt<'tcx> {
MismatchedProjectionTypes { err: TypeError::Mismatch },
)
}
ty::PredicateKind::AliasEq(_, _) => {
FulfillmentErrorCode::CodeProjectionError(
MismatchedProjectionTypes { err: TypeError::Mismatch },
)
}
ty::PredicateKind::Subtype(pred) => {
let (a, b) = infcx.instantiate_binder_with_placeholders(
goal.predicate.kind().rebind((pred.a, pred.b)),