1 files changed, 6 insertions, 0 deletions
diff --git a/cpp/src/Ice/ThreadPool.cpp b/cpp/src/Ice/ThreadPool.cpp
index 6b9e1a3660b..88d4f515388 100644
--- a/cpp/src/Ice/ThreadPool.cpp
+++ b/cpp/src/Ice/ThreadPool.cpp
@@ -41,6 +41,12 @@ IceInternal::ThreadPool::ThreadPool(const InstancePtr& instance, const string& p
     _promote(true),
     _warnUdp(_instance->properties()->getPropertyAsInt("Ice.Warn.Datagrams") > 0)
 {
+    //
+    // If we are in thread per connection mode, no thread pool should
+    // ever be created.
+    //
+    assert(!_instance->threadPerConnection());
+
     SOCKET fds[2];
     createPipe(fds);
     _fdIntrRead = fds[0];