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* sunos.c (sunos_add_one_symbol): Don't core dump if a multiple 

definition of an absolute symbol is encountered.
This commit is contained in:
Ian Lance Taylor 1995-01-11 19:42:28 +00:00
parent 040c913e18
commit 788d94361f
2 changed files with 10 additions and 7 deletions
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3
bfd/ChangeLog
View File

@ -1,5 +1,8 @@
Wed Jan 11 14:36:41 1995 Ian Lance Taylor <ian@sanguine.cygnus.com>
* sunos.c (sunos_add_one_symbol): Don't core dump if a multiple
definition of an absolute symbol is encountered.
* linker.c (_bfd_generic_link_add_one_symbol): Ignore
redefinitions of an absolute symbol to the same value.

14
bfd/sunos.c
View File

@ -18,7 +18,6 @@ You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#define ARCH 32
#define TARGETNAME "a.out-sunos-big"
#define MY(OP) CAT(sunos_big_,OP)
@ -855,10 +854,10 @@ sunos_add_one_symbol (info, abfd, name, flags, section, value, string,
section of the dynamic object. We don't want to allocate space
for it in our process image. */
if ((abfd->flags & DYNAMIC) != 0
&& section == &bfd_com_section)
&& bfd_is_com_section (section))
section = obj_bsssec (abfd);
if (section != &bfd_und_section
if (! bfd_is_und_section (section)
&& h->root.root.type != bfd_link_hash_new
&& h->root.root.type != bfd_link_hash_undefined)
{
@ -870,9 +869,10 @@ sunos_add_one_symbol (info, abfd, name, flags, section, value, string,
We do not want this new definition to override the
existing definition, so we pretend it is just a
reference. */
section = &bfd_und_section;
section = bfd_und_section_ptr;
}
else if ((h->root.root.type == bfd_link_hash_defined
&& h->root.root.u.def.section->owner != NULL
&& (h->root.root.u.def.section->owner->flags & DYNAMIC) != 0)
|| (h->root.root.type == bfd_link_hash_common
&& ((h->root.root.u.c.section->owner->flags & DYNAMIC)
@ -898,14 +898,14 @@ sunos_add_one_symbol (info, abfd, name, flags, section, value, string,
object. */
if ((abfd->flags & DYNAMIC) == 0)
{
if (section == &bfd_und_section)
if (bfd_is_und_section (section))
new_flag = SUNOS_REF_REGULAR;
else
new_flag = SUNOS_DEF_REGULAR;
}
else
{
if (section == &bfd_und_section)
if (bfd_is_und_section (section))
new_flag = SUNOS_REF_DYNAMIC;
else
new_flag = SUNOS_DEF_DYNAMIC;
@ -1668,7 +1668,7 @@ sunos_write_dynamic_symbol (output_bfd, info, harg)
sec = h->root.root.u.def.section;
output_section = sec->output_section;
BFD_ASSERT (output_section == &bfd_abs_section
BFD_ASSERT (bfd_is_abs_section (output_section)
|| output_section->owner == output_bfd);
if (strcmp (sec->name, ".plt") == 0)
{