From 1c2f3d228cf5634c7afc5bb6501074837358a9bb Mon Sep 17 00:00:00 2001
From: Anders Hejlsberg <andersh@microsoft.com>
Date: Fri, 23 Mar 2018 09:48:00 -0700
Subject: [PATCH] Add regression test

---
 tests/cases/compiler/destructuringWithConstraint.ts | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 tests/cases/compiler/destructuringWithConstraint.ts

diff --git a/tests/cases/compiler/destructuringWithConstraint.ts b/tests/cases/compiler/destructuringWithConstraint.ts
new file mode 100644
index 00000000000..505cab86c97
--- /dev/null
+++ b/tests/cases/compiler/destructuringWithConstraint.ts
@@ -0,0 +1,12 @@
+// @strict: true
+
+// Repro from #22823
+
+interface Props {
+    foo?: boolean;
+}
+
+function foo<P extends Props>(props: Readonly<P>) {
+    let { foo = false } = props;
+    if (foo === true) { }
+}