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2006-04-05 H.J. Lu <hongjiu.lu@intel.com>

Browse source 
PR ld/2411
	* elflink.c (check_dynsym): New.
	(elf_link_output_extsym): Use it.
	(bfd_elf_final_link): Likewise.
This commit is contained in:
H.J. Lu 2006-04-05 13:37:32 +00:00
parent 580a2b6ef3
commit c0d5a53d52
2 changed files with 34 additions and 0 deletions
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7
bfd/ChangeLog
View file

@ -1,3 +1,10 @@
2006-04-05 H.J. Lu <hongjiu.lu@intel.com>
PR ld/2411
* elflink.c (check_dynsym): New.
(elf_link_output_extsym): Use it.
(bfd_elf_final_link): Likewise.
2006-04-05 H.J. Lu <hongjiu.lu@intel.com>
PR ld/2404

27
bfd/elflink.c
View file

@ -6204,6 +6204,24 @@ elf_link_output_sym (struct elf_final_link_info *finfo,
return TRUE;
}
/* Return TRUE if the dynamic symbol SYM in ABFD is supported. */
static bfd_boolean
check_dynsym (bfd *abfd, Elf_Internal_Sym *sym)
{
if (sym->st_shndx > SHN_HIRESERVE)
{
/* The gABI doesn't support dynamic symbols in output sections
beyond 64k. */
(*_bfd_error_handler)
(_("%B: Too many sections: %d (>= %d)"),
abfd, bfd_count_sections (abfd), SHN_LORESERVE);
bfd_set_error (bfd_error_nonrepresentable_section);
return FALSE;
}
return TRUE;
}
/* For DSOs loaded in via a DT_NEEDED entry, emulate ld.so in
allowing an unsatisfied unversioned symbol in the DSO to match a
versioned symbol that would normally require an explicit version.
@ -6636,6 +6654,11 @@ elf_link_output_extsym (struct elf_link_hash_entry *h, void *data)
sym.st_name = h->dynstr_index;
esym = finfo->dynsym_sec->contents + h->dynindx * bed->s->sizeof_sym;
if (! check_dynsym (finfo->output_bfd, &sym))
{
eoinfo->failed = TRUE;
return FALSE;
}
bed->s->swap_symbol_out (finfo->output_bfd, &sym, esym, 0);
bucketcount = elf_hash_table (finfo->info)->bucketcount;
@ -8313,6 +8336,8 @@ bfd_elf_final_link (bfd *abfd, struct bfd_link_info *info)
indx = elf_section_data (s)->this_idx;
BFD_ASSERT (indx > 0);
sym.st_shndx = indx;
if (! check_dynsym (abfd, &sym))
return FALSE;
sym.st_value = s->vma;
dest = dynsym + dynindx * bed->s->sizeof_sym;
if (last_local < dynindx)
@ -8347,6 +8372,8 @@ bfd_elf_final_link (bfd *abfd, struct bfd_link_info *info)
sym.st_shndx =
elf_section_data (s->output_section)->this_idx;
if (! check_dynsym (abfd, &sym))
return FALSE;
sym.st_value = (s->output_section->vma
+ s->output_offset
+ e->isym.st_value);