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Rollup merge of #108168 - clubby789:recursive-type-alias, r=compiler-errors

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Fix ICE on type alias in recursion

Fixes #108160
This commit is contained in:
Guillaume Gomez 2023-02-22 10:35:07 +01:00 • committed by GitHub
commit 89c201e3be
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4 changed files with 28 additions and 2 deletions
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5
compiler/rustc_middle/src/values.rs
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@ -2,7 +2,7 @@ use crate::dep_graph::DepKind;
use rustc_data_structures::fx::FxHashSet;
use rustc_errors::{pluralize, struct_span_err, Applicability, MultiSpan};
use rustc_hir as hir;
use rustc_hir::def::DefKind;
use rustc_hir::def::{DefKind, Res};
use rustc_middle::ty::Representability;
use rustc_middle::ty::{self, DefIdTree, Ty, TyCtxt};
use rustc_query_system::query::QueryInfo;
@ -199,7 +199,8 @@ fn find_item_ty_spans(
) {
match ty.kind {
hir::TyKind::Path(hir::QPath::Resolved(_, path)) => {
if let Some(def_id) = path.res.opt_def_id() {
if let Res::Def(kind, def_id) = path.res
&& kind != DefKind::TyAlias {
let check_params = def_id.as_local().map_or(true, |def_id| {
if def_id == needle {
spans.push(ty.span);