1 files changed, 13 insertions, 0 deletions
diff --git a/clang/test/Sema/incomplete-call.c b/clang/test/Sema/incomplete-call.c
new file mode 100644
index 0000000..d34bda5
--- /dev/null
+++ b/clang/test/Sema/incomplete-call.c
@@ -0,0 +1,13 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+struct foo; // expected-note 3 {{forward declaration of 'struct foo'}}
+
+struct foo a(); // expected-note {{'a' declared here}}
+void b(struct foo);
+void c();
+
+void func(void *p) {
+  a(); // expected-error{{calling 'a' with incomplete return type 'struct foo'}}
+  b(*(struct foo*)p); // expected-error{{argument type 'struct foo' is incomplete}}
+  c(*(struct foo*)p); // expected-error{{argument type 'struct foo' is incomplete}}
+}