http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53270
--- Comment #16 from jimis <jimis at gmx dot net> 2012-05-10 00:41:04 UTC --- (In reply to comment #14) > I'm pretty sure we've already dealt with this failure elsewhere, IIRC the > linuxthreads pthread_mutex_t type has a volatile member causing the default > assignment operator to be deleted. In the past we had faced a similar problem, I found the patch I think you had given me (attached). Could give a solution but doesn't apply cleanly now.