[Bug c++/54601] AIX uses atexit which causes unloading of shared modules to break

[dje at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54601



--- Comment #12 from David Edelsohn <dje at gcc dot gnu.org> 2013-02-01 
20:26:37 UTC ---

Author: dje

Date: Fri Feb  1 20:26:24 2013

New Revision: 195675



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195675

Log:

        PR target/54601

libgcc/

        * config.host (powerpc-ibm-aix[56789]): Add t-aix-cxa to tmake_file.

        Add crtcxa to extra_parts.

        * config/rs6000/exit.h: New file.

        * config/rs6000/cxa_atexit.c: New file.

        * config/rs6000/cxa_finalize.c: New file.

        * config/rs6000/crtcxa.c: New file.

        * config/rs6000/t-aix-cxa: New file.

        * config/rs6000/libgcc-aix-cxa.ver: New file.



gcc/

        * configure.ac (cxa_atexit): Add AIX.

        * configure: Regenerate.



        * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.





Added:

    trunk/libgcc/config/rs6000/crtcxa.c

    trunk/libgcc/config/rs6000/cxa_atexit.c

    trunk/libgcc/config/rs6000/cxa_finalize.c

    trunk/libgcc/config/rs6000/exit.h

    trunk/libgcc/config/rs6000/libgcc-aix-cxa.ver

    trunk/libgcc/config/rs6000/t-aix-cxa

Modified:

    trunk/gcc/ChangeLog

    trunk/gcc/config/rs6000/aix61.h

    trunk/gcc/configure

    trunk/gcc/configure.ac

    trunk/libgcc/ChangeLog

    trunk/libgcc/config.host