1 files changed, 7 insertions, 0 deletions
diff --git a/test/SemaCXX/type-traits-incomplete.cpp b/test/SemaCXX/type-traits-incomplete.cpp
new file mode 100644
index 000000000000..ac8ec452b93f
--- /dev/null
+++ b/test/SemaCXX/type-traits-incomplete.cpp
@@ -0,0 +1,7 @@
+// RUN: clang-cc -fsyntax-only -verify %s 
+
+struct S; // expected-note{{forward declaration of 'struct S'}}
+
+void f() {
+  __is_pod(S); // expected-error{{incomplete type 'struct S' used in type trait expression}}
+}