1 files changed, 6 insertions, 0 deletions
diff --git a/cpp/demo/Ice/callback/Client.cpp b/cpp/demo/Ice/callback/Client.cpp
index 86d0ddc8633..51e1ac627f0 100644
--- a/cpp/demo/Ice/callback/Client.cpp
+++ b/cpp/demo/Ice/callback/Client.cpp
@@ -55,6 +55,12 @@ main(int argc, char* argv[])
 int
 CallbackClient::run(int argc, char* argv[])
 {
+    if(argc > 1)
+    {
+        cerr << appName() << ": too many arguments" << endl;
+        return EXIT_FAILURE;
+    }
+
     //
     // Since this is an interactive demo we want the custom interrupt
     // callback to be called when the process is interrupted.