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* elflink.h (elf_link_add_object_symbols): Don't overwrite the 

arch's st_other bits when merging visibilities.
        (elf_link_output_extsym): Tidy clearing of visibility field.
This commit is contained in:
Richard Henderson 2002-11-21 18:52:36 +00:00
parent 782c0ebfc9
commit 7c25b72c17
2 changed files with 17 additions and 14 deletions
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6
bfd/ChangeLog
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@ -1,3 +1,9 @@
2002-11-21 Richard Henderson <rth@redhat.com>
* elflink.h (elf_link_add_object_symbols): Don't overwrite the
arch's st_other bits when merging visibilities.
(elf_link_output_extsym): Tidy clearing of visibility field.
2002-11-21 Alan Modra <amodra@bigpond.net.au>
* coff-mcore.c (SWAP_IN_RELOC_OFFSET): Define.

25
bfd/elflink.h
View File

@ -1938,19 +1938,17 @@ elf_link_add_object_symbols (abfd, info)
might be needed here. */
if (isym->st_other != 0)
{
unsigned char hvis, symvis, other;
/* Take the balance of OTHER from the definition. */
other = (definition ? isym->st_other : h->other);
other &= ~ ELF_ST_VISIBILITY (-1);
/* Combine visibilities, using the most constraining one. */
unsigned char hvis = ELF_ST_VISIBILITY (h->other);
unsigned char symvis = ELF_ST_VISIBILITY (isym->st_other);
hvis = ELF_ST_VISIBILITY (h->other);
symvis = ELF_ST_VISIBILITY (isym->st_other);
if (symvis && (hvis > symvis || hvis == 0))
h->other = isym->st_other;
/* If neither has visibility, use the st_other of the
definition. This is an arbitrary choice, since the
other bits have no general meaning. */
if (!symvis && !hvis
&& (definition || h->other == 0))
h->other = isym->st_other;
h->other = other | (hvis > symvis ? hvis : symvis);
}
/* Set a flag in the hash table entry indicating the type of
@ -6389,11 +6387,10 @@ elf_link_output_extsym (h, data)
sym.st_info = ELF_ST_INFO (bindtype, ELF_ST_TYPE (sym.st_info));
}
/* If a symbol is not defined locally, we clear the visibility
field. */
/* If a symbol is not defined locally, we clear the visibility field. */
if (! finfo->info->relocateable
&& (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
sym.st_other ^= ELF_ST_VISIBILITY (sym.st_other);
sym.st_other &= ~ ELF_ST_VISIBILITY (-1);
/* If this symbol should be put in the .dynsym section, then put it
there now. We already know the symbol index. We also fill in