* gcc.c (version_compare_spec_function): Use fatal() rather than
abort().
* config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
(SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
* config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
as empty.
* config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
link in crt2.o.
* config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
on -mmacosx-version-min setting.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@106935
138bc75d-0d04-0410-961f-
82ee72b054a4