[Bug target/59788] Mixing libc and libgcc_s unwinders on 64-bit Solaris 10+/x86 breaks EH

[ro at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59788

--- Comment #4 from Rainer Orth <ro at gcc dot gnu.org> ---
Author: ro
Date: Tue Feb  4 09:31:38 2014
New Revision: 207454

URL: http://gcc.gnu.org/viewcvs?rev=207454&root=gcc&view=rev
Log:
Ensure libgcc_s unwinder is always used on 64-bit Solaris 10+/x86 (PR
target/59788)

    gcc:
    PR target/59788
    * config/sol2.h (LINK_LIBGCC_MAPFILE_SPEC): Define.
    (LINK_SPEC): Use it for -shared, -shared-libgcc.

    libgcc:
    PR target/59788
    * config/t-slibgcc-sld (libgcc-unwind.map): New target.
    (install-libgcc-unwind-map-forbuild): New target.
    (all): Depend on install-libgcc-unwind-map-forbuild.
    (install-libgcc-unwind-map): New target.
    (install): Depend on install-libgcc-unwind-map.

    gcc/testsuite:
    PR target/59788
    * g++.dg/eh/unwind-direct.C: New test.

    toplevel:
    PR target/59788
    * ltmain.sh (opt_duplicate_compiler_generated_deps): Enable on
    *solaris2*.

Added:
    trunk/gcc/testsuite/g++.dg/eh/unwind-direct.C
Modified:
    trunk/ChangeLog
    trunk/gcc/ChangeLog
    trunk/gcc/config/sol2.h
    trunk/gcc/testsuite/ChangeLog
    trunk/libgcc/ChangeLog
    trunk/libgcc/config/t-slibgcc-sld
    trunk/ltmain.sh