bjoernager/rust
bjoernager/rust
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This commit is contained in:
Michael Goulet 2024-04-05 12:07:59 -04:00
parent ba6c166ee4
commit 25c0cf0a66
6 changed files with 15 additions and 25 deletions
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3
compiler/rustc_infer/src/infer/opaque_types/mod.rs
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@ -65,9 +65,6 @@ impl<'tcx> InferCtxt<'tcx> {
let span = if span.contains(def_span) { def_span } else { span };
let code = traits::ObligationCauseCode::OpaqueReturnType(None);
let cause = ObligationCause::new(span, body_id, code);
// FIXME(compiler-errors): We probably should add a new TypeVariableOriginKind
// for opaque types, and then use that kind to fix the spans for type errors
// that we see later on.
let ty_var = self.next_ty_var(TypeVariableOrigin { param_def_id: None, span });
obligations.extend(
self.handle_opaque_type(ty, ty_var, &cause, param_env).unwrap().obligations,

4
compiler/rustc_infer/src/infer/type_variable.rs
View file

@ -37,7 +37,9 @@ pub struct TypeVariableTable<'a, 'tcx> {
#[derive(Copy, Clone, Debug)]
pub struct TypeVariableOrigin {
pub span: Span,
// `DefId` of the type parameter this was instantiated for, if any.
/// `DefId` of the type parameter this was instantiated for, if any.
///
/// This should only be used for diagnostics.
pub param_def_id: Option<DefId>,
}