StringUtil: hide clang warning -Wunreachable-code-return
StringUtil: hide clang warning -Wunreachable-code-return

thomastrapp/hext,thomastrapp/hext,thomastrapp/hext,thomastrapp/hext,thomastrapp/hext,thomastrapp/hext,thomastrapp/hext,thomastrapp/hext