[Bug go/55201] [4.8 regression] libgo.so: undefined reference to `__atomic_compare_exchange_8'

[ian at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55201



--- Comment #2 from ian at gcc dot gnu.org <ian at gcc dot gnu.org> 2012-12-18 
14:28:31 UTC ---

Author: ian

Date: Tue Dec 18 14:28:24 2012

New Revision: 194581



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=194581

Log:

libgo: Link against libatomic.



./:

    PR go/55201

    * Makefile.def (all-target-libgo): Depend on all-target-libatomic.

    * Makefile.in: Regenerate.

gcc/go:

    PR go/55201

    * gospec.c (LIBATOMIC): Define.

    (LIBATOMIC_PROFILE): Define.

    (lang_specific_driver): Add LIBATOMIC[_PROFILE] option.

gcc/testsuite:

    * lib/go.exp (go_link_flags): Add libatomic location to flags and

    ld_library_path.



Modified:

    trunk/ChangeLog

    trunk/Makefile.def

    trunk/Makefile.in

    trunk/gcc/go/ChangeLog

    trunk/gcc/go/gospec.c

    trunk/gcc/testsuite/ChangeLog

    trunk/gcc/testsuite/lib/go.exp

    trunk/libgo/Makefile.am

    trunk/libgo/Makefile.in