message: Disable a warning on the flex-generated file
diff: @@ -57,7 +57,7 @@ set(REALM_PARSER_EXTRAS
  )
  if(NOT MSVC)
  - set_source_files_properties(generated/query_flex.cpp PROPERTIES COMPILE_OPTIONS "-Wno-unreachable-code")
  + set_source_files_properties(generated/query_flex.cpp PROPERTIES COMPILE_OPTIONS "-Wno-unreachable-code;-Wno-sign-compare")
  endif()
  add_library(QueryParser STATIC ${REALM_PARSER_SOURCES} ${REALM_PARSER_HEADERS} ${REALM_PARSER_EXTRAS})
  