http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54352
--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-08-22 20:58:10 UTC --- (In reply to comment #1) > Created attachment 28066 [details] > patch against 4.8 trunk That patch needs some additional exports: _ZNSt16_Sp_counted_baseILN9__gnu_cxx12_Lock_policy*; _ZNKSt16_Sp_counted_baseILN9__gnu_cxx12_Lock_policy*; _ZT[ISV]St16_Sp_counted_baseILN9__gnu_cxx12_Lock_policyE2EE;