http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52189
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-02-10 11:29:09 UTC --- (In reply to comment #0) > * Default to --disable-threads on Solaris 8/9 to avoid breaking symbol > versioning. That's my current preference, but certainly requires > documentation > explaining the choice, since it's obviously a pity. Or override the autoconf check which decides to enable C++11 thread support, which would only disable std::thread, std::future etc. (the source of the problem symbols) rather than disabling all thread support.