bjoernager/rust
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self type param infer, avoid ICE

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This commit is contained in:
lcnr 2023-07-13 13:35:00 +02:00
parent 55be59d2ce
commit 19d46b690a
4 changed files with 24 additions and 4 deletions
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2
compiler/rustc_infer/src/infer/error_reporting/need_type_info.rs
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@ -163,7 +163,7 @@ fn fmt_printer<'a, 'tcx>(infcx: &'a InferCtxt<'tcx>, ns: Namespace) -> FmtPrinte
let ty_vars = infcx_inner.type_variables();
let var_origin = ty_vars.var_origin(ty_vid);
if let TypeVariableOriginKind::TypeParameterDefinition(name, def_id) = var_origin.kind
&& !var_origin.span.from_expansion()
&& name != kw::SelfUpper && !var_origin.span.from_expansion()
{
let generics = infcx.tcx.generics_of(infcx.tcx.parent(def_id));
let idx = generics.param_def_id_to_index(infcx.tcx, def_id).unwrap();