--- CMakeLists.txt	2017-12-15 14:10:23.000000002 -0600
+++ CMakeLists-new.txt	2017-12-15 14:07:52.000000002 -0600
@@ -26,7 +26,7 @@
 set (CPACK_PACKAGE_VERSION_PATCH ${GLOG_PATCH_VERSION})
 set (CPACK_PACKAGE_VERSION ${GLOG_VERSION})
 
-option (WITH_GFLAGS "Use gflags" ON)
+option (WITH_GFLAGS "Use gflags" OFF)
 option (WITH_THREADS "Enable multithreading support" ON)
 
 list (APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
@@ -377,6 +377,11 @@
 
 add_compile_options ($<$<BOOL:${HAVE_NO_UNNAMED_TYPE_TEMPLATE_ARGS}>:-Wno-unnamed-type-template-args>)
 
+CHECK_CXX_COMPILER_FLAG("-Wno-sign-compare" COMPILER_HAS_WNO_SIGN_ERROR)
+if (COMPILER_HAS_WNO_SIGN_ERROR)
+  add_compile_options(-Wno-sign-compare)
+endif()
+
 add_library (glog
   ${GLOG_SRCS}
 )