diff --git a/dlls/rpcrt4/tests/server.c b/dlls/rpcrt4/tests/server.c
index 693fe699b0f..e792170eda5 100644
--- a/dlls/rpcrt4/tests/server.c
+++ b/dlls/rpcrt4/tests/server.c
@@ -282,6 +282,15 @@ s_sum_var_array(int x[20], int n)
   return s_sum_conf_array(x, n);
 }
 
+int
+s_sum_complex_array(int n, refpint_t pi[])
+{
+  int total = 0;
+  for (; n > 0; n--)
+    total += *pi[n - 1];
+  return total;
+}
+
 int
 s_dot_two_vectors(vector_t vs[2])
 {
@@ -1213,6 +1222,7 @@ array_tests(void)
   int *pi;
   pints_t api[5];
   numbers_struct_t *ns;
+  refpint_t rpi[5];
 
   if (!old_windows_version)
   {
@@ -1317,6 +1327,15 @@ array_tests(void)
       HeapFree(GetProcessHeap(), 0, ns);
   }
   HeapFree(GetProcessHeap(), 0, pi);
+
+  pi = HeapAlloc(GetProcessHeap(), 0, 5 * sizeof(*pi));
+  pi[0] = 3;  rpi[0] = &pi[0];
+  pi[1] = 5;  rpi[1] = &pi[1];
+  pi[2] = -2; rpi[2] = &pi[2];
+  pi[3] = -1; rpi[3] = &pi[3];
+  pi[4] = -4; rpi[4] = &pi[4];
+  ok(sum_complex_array(5, rpi) == 1, "RPC sum_complex_array\n");
+  HeapFree(GetProcessHeap(), 0, pi);
 }
 
 void
diff --git a/dlls/rpcrt4/tests/server.idl b/dlls/rpcrt4/tests/server.idl
index 29b90b5afc6..68996757c01 100644
--- a/dlls/rpcrt4/tests/server.idl
+++ b/dlls/rpcrt4/tests/server.idl
@@ -120,6 +120,8 @@ cpp_quote("#endif")
     } u;
   } test_list_t;
 
+  typedef [ref] int *refpint_t;
+
   int test_list_length(test_list_t *ls);
   int sum_fixed_int_3d(int m[2][3][4]);
   int sum_conf_array([size_is(n)] int x[], int n);
@@ -154,6 +156,7 @@ cpp_quote("#endif")
   int sum_cs(cs_t *cs);
   int sum_cps(cps_t *cps);
   int sum_cpsc(cpsc_t *cpsc);
+  int sum_complex_array(int n, refpint_t pi[n]);
 
   typedef [wire_marshal(int)] void *puint_t;
   int square_puint(puint_t p);