added test to demonstrate issue

src/asio.cpp

@@ -99,6 +99,7 @@ namespace fc {
 
        default_io_service_scope()
        {
+            cleanup_complete = false;
             io           = new boost::asio::io_service();
             the_work     = new boost::asio::io_service::work(*io);
             for( int i = 0; i < 8; ++i ) {
@@ -146,10 +147,16 @@ namespace fc {
           for( auto asio_thread : asio_threads ) {
              delete asio_thread;
           }
+          cleanup_complete = true;
        }
 
        ~default_io_service_scope()
-       {}
+       {
+          if (!cleanup_complete)
+             cleanup();
+       }
+    private:
+       bool cleanup_complete;
     };
 
     /// If cleanup is true, do not use the return value; it is a null reference

src/network/tcp_socket.cpp

@@ -90,7 +90,7 @@ namespace fc {
 
   tcp_socket::tcp_socket(){};
 
-  tcp_socket::~tcp_socket(){};
+  tcp_socket::~tcp_socket() {}
 
   void tcp_socket::flush() {}
   void tcp_socket::close() {

tests/CMakeLists.txt

@@ -51,6 +51,7 @@ add_executable( all_tests all_tests.cpp
                           crypto/sha_tests.cpp
                           io/json_tests.cpp
                           io/stream_tests.cpp
+                          io/tcp_test.cpp
                           network/http/websocket_test.cpp
                           thread/task_cancel.cpp
                           thread/thread_tests.cpp

tests/io/tcp_test.cpp

@@ -0,0 +1,12 @@
+#include <boost/test/unit_test.hpp>
+
+#include <fc/network/tcp_socket.hpp>
+
+BOOST_AUTO_TEST_SUITE(tcp_tests)
+
+BOOST_AUTO_TEST_CASE(tcpconstructor_test)
+{
+   fc::tcp_socket socket;
+}
+
+BOOST_AUTO_TEST_SUITE_END()