[Bug libstdc++/54314] [4.8 Regression] undefined references to 'construction vtable for std::ostream-in-std::basic_ostringstream, std::allocator >'

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54314



--- Comment #29 from Jason Merrill <jason at gcc dot gnu.org> 2013-01-29 
17:24:58 UTC ---

Author: jason

Date: Tue Jan 29 17:24:51 2013

New Revision: 195550



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195550

Log:

    PR libstdc++/54314

gcc/

    * varasm.c (default_assemble_visibility): Don't warn about

    visibility on artificial decls.

gcc/cp/

    * class.c (build_ctor_vtbl_group): Give construction vtables

    hidden visibility.

libstdc++-v3/

    * config/abi/pre/gnu.ver: Don't export construction vtables.

    * config/abi/pre/gnu-versioned-namespace.ver: Likewise.



Modified:

    trunk/gcc/ChangeLog

    trunk/gcc/cp/ChangeLog

    trunk/gcc/cp/class.c

    trunk/gcc/varasm.c

    trunk/libstdc++-v3/ChangeLog

    trunk/libstdc++-v3/config/abi/pre/gnu-versioned-namespace.ver

    trunk/libstdc++-v3/config/abi/pre/gnu.ver