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bfd/ChangeLog:

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PR ld/12365
	* cofflink.c (bfd_coff_link_input_bfd): Check for and warn about
	references to symbols defined in discarded sections.

ld/ChangeLog:

	PR ld/12365
	* scripttempl/pe.sc (__rt_psrelocs_start): New symbol definition.
	(__rt_psrelocs_end): Likewise.
	(__rt_psrelocs_size): Likewise difference between the above.
	(__RUNTIME_PSEUDO_RELOC_LIST_END__): Move outside .rdata section
	immediately after end of pseudo-reloc data.
	(___RUNTIME_PSEUDO_RELOC_LIST_END___): Likewise.
	(__RUNTIME_PSEUDO_RELOC_LIST__): Move outside .rdata section and
	calculate backward from list end.
	(___RUNTIME_PSEUDO_RELOC_LIST___): Likewise.
	* scripttempl/pep.sc: Likewise.

ld/testsuite/ChangeLog:

	PR ld/12365
	* ld-plugin/plugin-7.d: Allow underscore in error message.
	* ld-plugin/plugin-8.d: Likewise.
This commit is contained in:
Dave Korn
2011-05-07 14:29:10 +00:00
parent 88e5939496
commit 730035f7af
8 changed files with 71 additions and 10 deletions
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29
bfd/cofflink.c
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@@ -2365,6 +2365,35 @@ _bfd_coff_link_input_bfd (struct coff_final_link_info *finfo, bfd *input_bfd)
if (internal_relocs == NULL)
return FALSE;
/* Run through the relocs looking for relocs against symbols
coming from discarded sections and complain about them. */
irel = internal_relocs;
for (; irel < &internal_relocs[o->reloc_count]; irel++)
{
struct coff_link_hash_entry *h;
asection *ps = NULL;
long symndx = irel->r_symndx;
if (symndx < 0)
continue;
h = obj_coff_sym_hashes (input_bfd)[symndx];
if (h == NULL)
continue;
while (h->root.type == bfd_link_hash_indirect
|| h->root.type == bfd_link_hash_warning)
h = (struct coff_link_hash_entry *) h->root.u.i.link;
if (h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
ps = h->root.u.def.section;
if (ps == NULL)
continue;
/* Complain if definition comes from an excluded section. */
if (ps->flags & SEC_EXCLUDE)
(*finfo->info->callbacks->einfo)
(_("%X`%s' referenced in section `%A' of %B: "
"defined in discarded section `%A' of %B\n"),
h->root.root.string, o, input_bfd, ps, ps->owner);
}
/* Call processor specific code to relocate the section
contents. */
if (! bfd_coff_relocate_section (output_bfd, finfo->info,