diff --git a/tests/web/regress/issue/52825_test.dart b/tests/web/regress/issue/52825_test.dart
new file mode 100644
index 00000000000..4876b210ded
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+++ b/tests/web/regress/issue/52825_test.dart
@@ -0,0 +1,17 @@
+// Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+// Regression test: inference error when returning a closure from an async
+// function.
+//
+// For details, see: https://github.com/dart-lang/sdk/issues/52825
+
+Future<double Function(int)> get getter async =>
+    // The parameter `p` in this closure is accidentally treated as having
+    // an empty type mask. As a result `.toDouble` is tree-shaken.
+    //
+    // Adding an `await` circumvents this issue.
+    (int p) => p.toDouble();
+
+main() => getter.then((double Function(int) f) => f(1));