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`.