Include the tests and apps directories at the _end_, since order in the

cmake rules matters, and fix compile warnings now that we're building
those sources with all the regular flags.

CMakeLists.txt

@@ -42,16 +42,6 @@ endif()
 
 include(CTest)
 
-if (CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME AND BUILD_TESTING AND
-   (NOT MSVC OR NOT (MSVC_VERSION LESS 1800)) # Tests need at least VS2013
-   )
-add_subdirectory(tests)
-endif()
-
-if (NOT MSVC)  # cmd line apps don't built on Windows currently.
-add_subdirectory(apps)
-endif()
-
 # Set some packaging variables.
 set(CPACK_PACKAGE_NAME              "${PROJECT_NAME}")
 set(CPACK_PACKAGE_VERSION_MAJOR     "${PROJECT_VERSION_MAJOR}")
@@ -538,3 +528,13 @@ endif ()
 
 install(FILES ${JSON_C_PUBLIC_HEADERS} DESTINATION ${CMAKE_INSTALL_FULL_INCLUDEDIR}/json-c)
 
+if (CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME AND BUILD_TESTING AND
+   (NOT MSVC OR NOT (MSVC_VERSION LESS 1800)) # Tests need at least VS2013
+   )
+add_subdirectory(tests)
+endif()
+
+if (NOT MSVC)  # cmd line apps don't built on Windows currently.
+add_subdirectory(apps)
+endif()
+