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Exclude inherent projections from some alias ty matches

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This commit is contained in:
León Orell Valerian Liehr 2023-05-17 19:47:23 +02:00
parent c2ccc855e7
commit 434f08884e
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6 changed files with 29 additions and 5 deletions
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4
compiler/rustc_trait_selection/src/traits/select/mod.rs
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@ -1645,7 +1645,9 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
let tcx = self.infcx.tcx;
let (def_id, substs) = match *placeholder_trait_predicate.trait_ref.self_ty().kind() {
ty::Alias(_, ty::AliasTy { def_id, substs, .. }) => (def_id, substs),
ty::Alias(ty::Projection | ty::Opaque, ty::AliasTy { def_id, substs, .. }) => {
(def_id, substs)
}
_ => {
span_bug!(
obligation.cause.span,