1 files changed, 11 insertions, 9 deletions
diff --git a/compiler/rustc_parse/src/parser/diagnostics.rs b/compiler/rustc_parse/src/parser/diagnostics.rs
index 445d5b2ce79..69518287f38 100644
--- a/compiler/rustc_parse/src/parser/diagnostics.rs
+++ b/compiler/rustc_parse/src/parser/diagnostics.rs
@@ -46,14 +46,14 @@ use std::ops::{Deref, DerefMut};
 use thin_vec::{thin_vec, ThinVec};
 
 /// Creates a placeholder argument.
-pub(super) fn dummy_arg(ident: Ident) -> Param {
+pub(super) fn dummy_arg(ident: Ident, guar: ErrorGuaranteed) -> Param {
     let pat = P(Pat {
         id: ast::DUMMY_NODE_ID,
         kind: PatKind::Ident(BindingAnnotation::NONE, ident, None),
         span: ident.span,
         tokens: None,
     });
-    let ty = Ty { kind: TyKind::Err, span: ident.span, id: ast::DUMMY_NODE_ID, tokens: None };
+    let ty = Ty { kind: TyKind::Err(guar), span: ident.span, id: ast::DUMMY_NODE_ID, tokens: None };
     Param {
         attrs: AttrVec::default(),
         id: ast::DUMMY_NODE_ID,
@@ -1540,14 +1540,14 @@ impl<'a> Parser<'a> {
     pub(super) fn maybe_recover_from_question_mark(&mut self, ty: P<Ty>) -> P<Ty> {
         if self.token == token::Question {
             self.bump();
-            self.dcx().emit_err(QuestionMarkInType {
+            let guar = self.dcx().emit_err(QuestionMarkInType {
                 span: self.prev_token.span,
                 sugg: QuestionMarkInTypeSugg {
                     left: ty.span.shrink_to_lo(),
                     right: self.prev_token.span,
                 },
             });
-            self.mk_ty(ty.span.to(self.prev_token.span), TyKind::Err)
+            self.mk_ty(ty.span.to(self.prev_token.span), TyKind::Err(guar))
         } else {
             ty
         }
@@ -2304,8 +2304,8 @@ impl<'a> Parser<'a> {
 
     pub(super) fn recover_bad_self_param(&mut self, mut param: Param) -> PResult<'a, Param> {
         let span = param.pat.span;
-        param.ty.kind = TyKind::Err;
-        self.dcx().emit_err(SelfParamNotFirst { span });
+        let guar = self.dcx().emit_err(SelfParamNotFirst { span });
+        param.ty.kind = TyKind::Err(guar);
         Ok(param)
     }
 
@@ -2437,7 +2437,7 @@ impl<'a> Parser<'a> {
     pub(super) fn deduplicate_recovered_params_names(&self, fn_inputs: &mut ThinVec<Param>) {
         let mut seen_inputs = FxHashSet::default();
         for input in fn_inputs.iter_mut() {
-            let opt_ident = if let (PatKind::Ident(_, ident, _), TyKind::Err) =
+            let opt_ident = if let (PatKind::Ident(_, ident, _), TyKind::Err(_)) =
                 (&input.pat.kind, &input.ty.kind)
             {
                 Some(*ident)
@@ -2644,8 +2644,10 @@ impl<'a> Parser<'a> {
                         "::",
                         Applicability::MaybeIncorrect,
                     );
-                    err.emit();
-                    return Ok(GenericArg::Type(self.mk_ty(start.to(expr.span), TyKind::Err)));
+                    let guar = err.emit();
+                    return Ok(GenericArg::Type(
+                        self.mk_ty(start.to(expr.span), TyKind::Err(guar)),
+                    ));
                 } else if token::Comma == self.token.kind || self.token.kind.should_end_const_arg()
                 {
                     // Avoid the following output by checking that we consumed a full const arg: