Avoid warnings when running the C++ unit tests.
Avoid warnings when running the C++ unit tests.

gemfire/node-gemfire,mross-pivotal/node-gemfire,gemfire/node-gemfire,gemfire/node-gemfire,mross-pivotal/node-gemfire,mross-pivotal/node-gemfire,mross-pivotal/node-gemfire,gemfire/node-gemfire,gemfire/node-gemfire,mross-pivotal/node-gemfire,gemfire/node-gemfire,mross-pivotal/node-gemfire