1 files changed, 19 insertions, 0 deletions
diff --git a/clang/test/SemaTemplate/instantiate-local-class.cpp b/clang/test/SemaTemplate/instantiate-local-class.cpp
index c9897b9c614..367134a2a53 100644
--- a/clang/test/SemaTemplate/instantiate-local-class.cpp
+++ b/clang/test/SemaTemplate/instantiate-local-class.cpp
@@ -194,3 +194,22 @@ struct B {
   void f() { F<int>(); }
 };
 }
+
+namespace PR23194 {
+  struct X {
+    int operator()() const { return 0; }
+  };
+  struct Y {
+    Y(int) {}
+  };
+  template <bool = true> int make_seed_pair() noexcept {
+    struct state_t {
+      X x;
+      Y y{x()};
+    };
+    return 0;
+  }
+  int func() {
+    return make_seed_pair();
+  }
+}