bjoernager/rust
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TypeWellFormedInEnv

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This commit is contained in:
Michael Goulet 2023-06-22 17:43:19 +00:00
parent fbdef58414
commit 374173cd99
26 changed files with 75 additions and 74 deletions
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2
compiler/rustc_trait_selection/src/solve/eval_ctxt.rs
View file

@ -395,7 +395,7 @@ impl<'a, 'tcx> EvalCtxt<'a, 'tcx> {
ty::PredicateKind::ConstEquate(_, _) => {
bug!("ConstEquate should not be emitted when `-Ztrait-solver=next` is active")
}
ty::PredicateKind::TypeWellFormedFromEnv(..) => {
ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {
bug!("TypeWellFormedFromEnv is only used for Chalk")
}
ty::PredicateKind::AliasRelate(lhs, rhs, direction) => self

3
compiler/rustc_trait_selection/src/solve/fulfill.rs
View file

@ -132,8 +132,7 @@ impl<'tcx> TraitEngine<'tcx> for FulfillmentCtxt<'tcx> {
SelectionError::Unimplemented,
)
}
ty::PredicateKind::ConstEquate(..)
| ty::PredicateKind::TypeWellFormedFromEnv(_) => {
ty::PredicateKind::ConstEquate(..) => {
bug!("unexpected goal: {goal:?}")
}
},

2
compiler/rustc_trait_selection/src/traits/auto_trait.rs
View file

@ -836,7 +836,7 @@ impl<'tcx> AutoTraitFinder<'tcx> {
// FIXME(generic_const_exprs): you can absolutely add this as a where clauses
| ty::PredicateKind::Clause(ty::ClauseKind::ConstEvaluatable(..))
| ty::PredicateKind::Coerce(..) => {}
ty::PredicateKind::TypeWellFormedFromEnv(..) => {
ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {
bug!("predicate should only exist in the environment: {bound_predicate:?}")
}
ty::PredicateKind::Ambiguous => return false,

10
compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs
View file

@ -1094,10 +1094,12 @@ impl<'tcx> TypeErrCtxtExt<'tcx> for TypeErrCtxt<'_, 'tcx> {
ty::PredicateKind::Ambiguous => span_bug!(span, "ambiguous"),
ty::PredicateKind::TypeWellFormedFromEnv(..) => span_bug!(
span,
"TypeWellFormedFromEnv predicate should only exist in the environment"
),
ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {
span_bug!(
span,
"TypeWellFormedFromEnv predicate should only exist in the environment"
)
}
ty::PredicateKind::AliasRelate(..) => span_bug!(
span,

4
compiler/rustc_trait_selection/src/traits/fulfill.rs
View file

@ -366,7 +366,7 @@ impl<'a, 'tcx> ObligationProcessor for FulfillProcessor<'a, 'tcx> {
ProcessResult::Changed(mk_pending(vec![obligation.with(infcx.tcx, pred)]))
}
ty::PredicateKind::Ambiguous => ProcessResult::Unchanged,
ty::PredicateKind::TypeWellFormedFromEnv(..) => {
ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {
bug!("TypeWellFormedFromEnv is only used for Chalk")
}
ty::PredicateKind::AliasRelate(..) => {
@ -634,7 +634,7 @@ impl<'a, 'tcx> ObligationProcessor for FulfillProcessor<'a, 'tcx> {
}
}
ty::PredicateKind::Ambiguous => ProcessResult::Unchanged,
ty::PredicateKind::TypeWellFormedFromEnv(..) => {
ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {
bug!("TypeWellFormedFromEnv is only used for Chalk")
}
ty::PredicateKind::AliasRelate(..) => {

6
compiler/rustc_trait_selection/src/traits/object_safety.rs
View file

@ -310,7 +310,8 @@ fn predicate_references_self<'tcx>(
| ty::ClauseKind::TypeOutlives(..)
| ty::ClauseKind::RegionOutlives(..)
// FIXME(generic_const_exprs): this can mention `Self`
| ty::ClauseKind::ConstEvaluatable(..) => None,
| ty::ClauseKind::ConstEvaluatable(..)
| ty::ClauseKind::TypeWellFormedFromEnv(_) => None,
}
}
@ -350,7 +351,8 @@ fn generics_require_sized_self(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
| ty::ClauseKind::Projection(_)
| ty::ClauseKind::ConstArgHasType(_, _)
| ty::ClauseKind::WellFormed(_)
| ty::ClauseKind::ConstEvaluatable(_) => false,
| ty::ClauseKind::ConstEvaluatable(_)
| ty::ClauseKind::TypeWellFormedFromEnv(_) => false,
})
}

2
compiler/rustc_trait_selection/src/traits/query/type_op/implied_outlives_bounds.rs
View file

@ -134,7 +134,7 @@ pub fn compute_implied_outlives_bounds_inner<'tcx>(
| ty::PredicateKind::ConstEquate(..)
| ty::PredicateKind::Ambiguous
| ty::PredicateKind::AliasRelate(..)
| ty::PredicateKind::TypeWellFormedFromEnv(..) => {}
| ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {}
// We need to search through *all* WellFormed predicates
ty::PredicateKind::Clause(ty::ClauseKind::WellFormed(arg)) => {

2
compiler/rustc_trait_selection/src/traits/select/mod.rs
View file

@ -967,7 +967,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
}
}
}
ty::PredicateKind::TypeWellFormedFromEnv(..) => {
ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {
bug!("TypeWellFormedFromEnv is only used for chalk")
}
ty::PredicateKind::AliasRelate(..) => {

5
compiler/rustc_trait_selection/src/traits/wf.rs
View file

@ -185,7 +185,7 @@ pub fn predicate_obligations<'tcx>(
| ty::PredicateKind::ConstEquate(..)
| ty::PredicateKind::Ambiguous
| ty::PredicateKind::AliasRelate(..)
| ty::PredicateKind::TypeWellFormedFromEnv(..) => {
| ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {
bug!("We should only wf check where clauses, unexpected predicate: {predicate:?}")
}
}
@ -1005,7 +1005,8 @@ pub(crate) fn required_region_bounds<'tcx>(
| ty::ClauseKind::Projection(_)
| ty::ClauseKind::ConstArgHasType(_, _)
| ty::ClauseKind::WellFormed(_)
| ty::ClauseKind::ConstEvaluatable(_) => None,
| ty::ClauseKind::ConstEvaluatable(_)
| ty::ClauseKind::TypeWellFormedFromEnv(_) => None,
}
})
.collect()