CMakeLists.txt: silence warnings about always-true comparisons (generated by Clang 3.2)
CMakeLists.txt: silence warnings about always-true comparisons (generated by Clang 3.2)

SeReRPRo/badvpn,SeReRPRo/badvpn,SeReRPRo/badvpn,SeReRPRo/badvpn,SeReRPRo/badvpn