1 files changed, 12 insertions, 0 deletions
diff --git a/test/CXX/dcl.dcl/dcl.spec/dcl.stc/p9.cpp b/test/CXX/dcl.dcl/dcl.spec/dcl.stc/p9.cpp
new file mode 100644
index 000000000000..5d9f9e7a51c5
--- /dev/null
+++ b/test/CXX/dcl.dcl/dcl.spec/dcl.stc/p9.cpp
@@ -0,0 +1,12 @@
+// RUN: clang-cc -verify %s
+
+struct S; // expected-note {{forward declaration of 'struct S'}}
+extern S a;
+extern S f();
+extern void g(S a); // expected-note {{candidate function}}
+
+void h() {
+  // FIXME: This diagnostic could be better.
+  g(a); // expected-error {{no matching function for call to 'g'}}
+  f(); // expected-error {{return type of called function ('struct S') is incomplete}}
+}