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Remove DefId from some SelectionCandidate variants

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This commit is contained in:
Deadbeef 2022-10-07 15:08:59 +00:00
parent e42c4d7218
commit e8a2aee50d
4 changed files with 20 additions and 21 deletions
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16
compiler/rustc_trait_selection/src/traits/select/mod.rs
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@ -1150,7 +1150,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
// const projection
ProjectionCandidate(_, ty::BoundConstness::ConstIfConst) => {}
// auto trait impl
AutoImplCandidate(..) => {}
AutoImplCandidate => {}
// generator, this will raise error in other places
// or ignore error with const_async_blocks feature
GeneratorCandidate => {}
@ -1568,7 +1568,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
// This is a fix for #53123 and prevents winnowing from accidentally extending the
// lifetime of a variable.
match (&other.candidate, &victim.candidate) {
(_, AutoImplCandidate(..)) | (AutoImplCandidate(..), _) => {
(_, AutoImplCandidate) | (AutoImplCandidate, _) => {
bug!(
"default implementations shouldn't be recorded \
when there are other valid candidates"
@ -1638,7 +1638,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
| BuiltinUnsizeCandidate
| TraitUpcastingUnsizeCandidate(_)
| BuiltinCandidate { .. }
| TraitAliasCandidate(..)
| TraitAliasCandidate
| ObjectCandidate(_)
| ProjectionCandidate(..),
) => !is_global(cand),
@ -1656,7 +1656,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
| BuiltinUnsizeCandidate
| TraitUpcastingUnsizeCandidate(_)
| BuiltinCandidate { has_nested: true }
| TraitAliasCandidate(..),
| TraitAliasCandidate,
ParamCandidate(ref cand),
) => {
// Prefer these to a global where-clause bound
@ -1686,7 +1686,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
| BuiltinUnsizeCandidate
| TraitUpcastingUnsizeCandidate(_)
| BuiltinCandidate { .. }
| TraitAliasCandidate(..),
| TraitAliasCandidate,
) => true,
(
@ -1698,7 +1698,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
| BuiltinUnsizeCandidate
| TraitUpcastingUnsizeCandidate(_)
| BuiltinCandidate { .. }
| TraitAliasCandidate(..),
| TraitAliasCandidate,
ObjectCandidate(_) | ProjectionCandidate(..),
) => false,
@ -1779,7 +1779,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
| BuiltinUnsizeCandidate
| TraitUpcastingUnsizeCandidate(_)
| BuiltinCandidate { has_nested: true }
| TraitAliasCandidate(..),
| TraitAliasCandidate,
ImplCandidate(_)
| ClosureCandidate
| GeneratorCandidate
@ -1788,7 +1788,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
| BuiltinUnsizeCandidate
| TraitUpcastingUnsizeCandidate(_)
| BuiltinCandidate { has_nested: true }
| TraitAliasCandidate(..),
| TraitAliasCandidate,
) => false,
}
}