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183 lines
6.1 KiB
183 lines
6.1 KiB
3 years ago
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--- binutils.orig/bfd/elflink.c 2020-11-03 11:59:59.966565009 +0000
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+++ binutils-2.35.1/bfd/elflink.c 2020-11-03 12:07:34.691991602 +0000
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@@ -4477,7 +4477,12 @@ elf_link_add_object_symbols (bfd *abfd,
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h = (struct elf_link_hash_entry *) p;
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entsize += htab->root.table.entsize;
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if (h->root.type == bfd_link_hash_warning)
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- entsize += htab->root.table.entsize;
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+ {
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+ entsize += htab->root.table.entsize;
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+ h = (struct elf_link_hash_entry *) h->root.u.i.link;
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+ }
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+ if (h->root.type == bfd_link_hash_common)
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+ entsize += sizeof (*h->root.u.c.p);
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}
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}
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@@ -4521,14 +4526,20 @@ elf_link_add_object_symbols (bfd *abfd,
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for (p = htab->root.table.table[i]; p != NULL; p = p->next)
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{
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- memcpy (old_ent, p, htab->root.table.entsize);
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- old_ent = (char *) old_ent + htab->root.table.entsize;
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h = (struct elf_link_hash_entry *) p;
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+ memcpy (old_ent, h, htab->root.table.entsize);
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+ old_ent = (char *) old_ent + htab->root.table.entsize;
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if (h->root.type == bfd_link_hash_warning)
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{
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- memcpy (old_ent, h->root.u.i.link, htab->root.table.entsize);
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+ h = (struct elf_link_hash_entry *) h->root.u.i.link;
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+ memcpy (old_ent, h, htab->root.table.entsize);
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old_ent = (char *) old_ent + htab->root.table.entsize;
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}
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+ if (h->root.type == bfd_link_hash_common)
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+ {
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+ memcpy (old_ent, h->root.u.c.p, sizeof (*h->root.u.c.p));
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+ old_ent = (char *) old_ent + sizeof (*h->root.u.c.p);
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+ }
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}
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}
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}
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@@ -4899,7 +4910,8 @@ elf_link_add_object_symbols (bfd *abfd,
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}
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if (! (_bfd_generic_link_add_one_symbol
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- (info, abfd, name, flags, sec, value, NULL, FALSE, bed->collect,
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+ (info, abfd, name, flags, sec, value,
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+ NULL, FALSE, bed->collect,
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(struct bfd_link_hash_entry **) sym_hash)))
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goto error_free_vers;
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@@ -4970,11 +4982,10 @@ elf_link_add_object_symbols (bfd *abfd,
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object and a shared object. */
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bfd_boolean dynsym = FALSE;
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- /* Plugin symbols aren't normal. Don't set def_regular or
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- ref_regular for them, or make them dynamic. */
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+ /* Plugin symbols aren't normal. Don't set def/ref flags. */
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if ((abfd->flags & BFD_PLUGIN) != 0)
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;
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- else if (! dynamic)
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+ else if (!dynamic)
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{
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if (! definition)
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{
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@@ -4991,14 +5002,6 @@ elf_link_add_object_symbols (bfd *abfd,
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h->ref_dynamic = 1;
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}
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}
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-
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- /* If the indirect symbol has been forced local, don't
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- make the real symbol dynamic. */
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- if ((h == hi || !hi->forced_local)
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- && (bfd_link_dll (info)
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- || h->def_dynamic
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- || h->ref_dynamic))
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- dynsym = TRUE;
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}
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else
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{
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@@ -5012,14 +5015,25 @@ elf_link_add_object_symbols (bfd *abfd,
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h->def_dynamic = 1;
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hi->def_dynamic = 1;
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}
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+ }
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- /* If the indirect symbol has been forced local, don't
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- make the real symbol dynamic. */
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- if ((h == hi || !hi->forced_local)
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- && (h->def_regular
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- || h->ref_regular
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- || (h->is_weakalias
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- && weakdef (h)->dynindx != -1)))
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+ /* If an indirect symbol has been forced local, don't
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+ make the real symbol dynamic. */
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+ if (h != hi && hi->forced_local)
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+ ;
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+ else if (!dynamic)
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+ {
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+ if (bfd_link_dll (info)
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+ || h->def_dynamic
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+ || h->ref_dynamic)
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+ dynsym = TRUE;
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+ }
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+ else
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+ {
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+ if (h->def_regular
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+ || h->ref_regular
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+ || (h->is_weakalias
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+ && weakdef (h)->dynindx != -1))
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dynsym = TRUE;
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}
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@@ -5214,6 +5228,9 @@ elf_link_add_object_symbols (bfd *abfd,
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&& definition
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&& ((dynsym
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&& h->ref_regular_nonweak)
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+ || (old_bfd != NULL
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+ && (old_bfd->flags & BFD_PLUGIN) != 0
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+ && bind != STB_WEAK)
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|| (h->ref_dynamic_nonweak
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&& (elf_dyn_lib_class (abfd) & DYN_AS_NEEDED) != 0
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&& !on_needed_list (elf_dt_name (abfd),
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@@ -5338,49 +5355,31 @@ elf_link_add_object_symbols (bfd *abfd,
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{
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struct bfd_hash_entry *p;
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struct elf_link_hash_entry *h;
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- bfd_size_type size;
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- unsigned int alignment_power;
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unsigned int non_ir_ref_dynamic;
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for (p = htab->root.table.table[i]; p != NULL; p = p->next)
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{
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- h = (struct elf_link_hash_entry *) p;
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- if (h->root.type == bfd_link_hash_warning)
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- h = (struct elf_link_hash_entry *) h->root.u.i.link;
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-
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- /* Preserve the maximum alignment and size for common
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- symbols even if this dynamic lib isn't on DT_NEEDED
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- since it can still be loaded at run time by another
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- dynamic lib. */
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- if (h->root.type == bfd_link_hash_common)
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- {
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- size = h->root.u.c.size;
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- alignment_power = h->root.u.c.p->alignment_power;
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- }
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- else
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- {
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- size = 0;
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- alignment_power = 0;
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- }
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/* Preserve non_ir_ref_dynamic so that this symbol
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will be exported when the dynamic lib becomes needed
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in the second pass. */
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+ h = (struct elf_link_hash_entry *) p;
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+ if (h->root.type == bfd_link_hash_warning)
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+ h = (struct elf_link_hash_entry *) h->root.u.i.link;
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non_ir_ref_dynamic = h->root.non_ir_ref_dynamic;
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- memcpy (p, old_ent, htab->root.table.entsize);
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- old_ent = (char *) old_ent + htab->root.table.entsize;
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+
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h = (struct elf_link_hash_entry *) p;
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+ memcpy (h, old_ent, htab->root.table.entsize);
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+ old_ent = (char *) old_ent + htab->root.table.entsize;
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if (h->root.type == bfd_link_hash_warning)
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{
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- memcpy (h->root.u.i.link, old_ent, htab->root.table.entsize);
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- old_ent = (char *) old_ent + htab->root.table.entsize;
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h = (struct elf_link_hash_entry *) h->root.u.i.link;
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+ memcpy (h, old_ent, htab->root.table.entsize);
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+ old_ent = (char *) old_ent + htab->root.table.entsize;
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}
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if (h->root.type == bfd_link_hash_common)
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{
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- if (size > h->root.u.c.size)
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- h->root.u.c.size = size;
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- if (alignment_power > h->root.u.c.p->alignment_power)
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- h->root.u.c.p->alignment_power = alignment_power;
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+ memcpy (h->root.u.c.p, old_ent, sizeof (*h->root.u.c.p));
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+ old_ent = (char *) old_ent + sizeof (*h->root.u.c.p);
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}
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h->root.non_ir_ref_dynamic = non_ir_ref_dynamic;
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}
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