bjoernager/rust
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EvaluatedToUnknown -> EvaluatedToAmbigStackDependent, EvaluatedToRecur -> EvaluatedToErrStackDependent

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This commit is contained in:
Michael Goulet 2023-12-06 19:59:42 +00:00
parent f32d29837d
commit d732c3b756
3 changed files with 14 additions and 14 deletions
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2
compiler/rustc_trait_selection/src/infer.rs
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@ -29,7 +29,7 @@ pub trait InferCtxtExt<'tcx> {
/// - the parameter environment
///
/// Invokes `evaluate_obligation`, so in the event that evaluating
/// `Ty: Trait` causes overflow, EvaluatedToRecur (or EvaluatedToUnknown)
/// `Ty: Trait` causes overflow, EvaluatedToErrStackDependent (or EvaluatedToAmbigStackDependent)
/// will be returned.
fn type_implements_trait(
&self,

6
compiler/rustc_trait_selection/src/traits/select/mod.rs
View file

@ -222,8 +222,8 @@ pub enum TreatInductiveCycleAs {
impl From<TreatInductiveCycleAs> for EvaluationResult {
fn from(treat: TreatInductiveCycleAs) -> EvaluationResult {
match treat {
TreatInductiveCycleAs::Ambig => EvaluatedToUnknown,
TreatInductiveCycleAs::Recur => EvaluatedToRecur,
TreatInductiveCycleAs::Ambig => EvaluatedToAmbigStackDependent,
TreatInductiveCycleAs::Recur => EvaluatedToErrStackDependent,
}
}
}
@ -1231,7 +1231,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
})
{
debug!("evaluate_stack --> unbound argument, recursive --> giving up",);
return Ok(EvaluatedToUnknown);
return Ok(EvaluatedToAmbigStackDependent);
}
match self.candidate_from_obligation(stack) {