From 3df9afcae781c2d9db5a2cb9acde9be5ae753285 Mon Sep 17 00:00:00 2001
From: Maybe Waffle <waffle.lapkin@gmail.com>
Date: Thu, 13 Oct 2022 07:33:34 +0000
Subject: [PATCH 1/2] rustdoc: don't ICE on `TyKind::Typeof`

---
 src/librustdoc/clean/mod.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/librustdoc/clean/mod.rs b/src/librustdoc/clean/mod.rs
index 8d556a962d9f5..7f82dfbd3d6ff 100644
--- a/src/librustdoc/clean/mod.rs
+++ b/src/librustdoc/clean/mod.rs
@@ -1543,8 +1543,7 @@ pub(crate) fn clean_ty<'tcx>(ty: &hir::Ty<'tcx>, cx: &mut DocContext<'tcx>) -> T
         }
         TyKind::BareFn(barefn) => BareFunction(Box::new(clean_bare_fn_ty(barefn, cx))),
         // Rustdoc handles `TyKind::Err`s by turning them into `Type::Infer`s.
-        TyKind::Infer | TyKind::Err => Infer,
-        TyKind::Typeof(..) => panic!("unimplemented type {:?}", ty.kind),
+        TyKind::Infer | TyKind::Err | TyKind::Typeof(..) => Infer,
     }
 }
 

From 577d2cfbcc9b7c8981e7faaf62981d1b5b35b8a8 Mon Sep 17 00:00:00 2001
From: Maybe Waffle <waffle.lapkin@gmail.com>
Date: Thu, 13 Oct 2022 14:57:50 +0000
Subject: [PATCH 2/2] Add test for issue 102986

---
 src/test/rustdoc-ui/issue-102986.rs     |  4 ++++
 src/test/rustdoc-ui/issue-102986.stderr | 14 ++++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 src/test/rustdoc-ui/issue-102986.rs
 create mode 100644 src/test/rustdoc-ui/issue-102986.stderr

diff --git a/src/test/rustdoc-ui/issue-102986.rs b/src/test/rustdoc-ui/issue-102986.rs
new file mode 100644
index 0000000000000..001784ac28561
--- /dev/null
+++ b/src/test/rustdoc-ui/issue-102986.rs
@@ -0,0 +1,4 @@
+struct Struct {
+    y: (typeof("hey"),),
+    //~^ `typeof` is a reserved keyword but unimplemented
+}
diff --git a/src/test/rustdoc-ui/issue-102986.stderr b/src/test/rustdoc-ui/issue-102986.stderr
new file mode 100644
index 0000000000000..3a573726c9727
--- /dev/null
+++ b/src/test/rustdoc-ui/issue-102986.stderr
@@ -0,0 +1,14 @@
+error[E0516]: `typeof` is a reserved keyword but unimplemented
+  --> $DIR/issue-102986.rs:2:9
+   |
+LL |     y: (typeof("hey"),),
+   |         ^^^^^^^^^^^^^ reserved keyword
+   |
+help: consider replacing `typeof(...)` with an actual type
+   |
+LL |     y: (&'static str,),
+   |         ~~~~~~~~~~~~
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0516`.