http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51629
--- Comment #1 from ted <m_v_ at gmx dot net> 2011-12-20 00:12:59 UTC --- Link to topic on stack oveflow with discussion/detection, thanks to deft_code: http://stackoverflow.com/questions/8560839/linker-error-when-using-an-extern-template
