http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59598
--- Comment #21 from Denis Kolesnik <denis.v.koles...@safe-mail.net> --- Even all characters, which are numeric are processed except '0'. This is a bug! I do not violate eny C++ rules and I do not receive even any messages while compilation. This is a bug. You can not hide the truth!