http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58104
barto at visionpro dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #8 from barto at visionpro dot com --- So it is a configuration issue related to MacPorts and not specific to gcc or the libraries. Closing the bug at gcc.org.