diff options
Diffstat (limited to 'bfd/elf64-x86-64.c')
| -rw-r--r-- | bfd/elf64-x86-64.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c index 02ca552..b5718e7 100644 --- a/bfd/elf64-x86-64.c +++ b/bfd/elf64-x86-64.c @@ -2223,6 +2223,23 @@ elf_x86_64_scan_relocs (bfd *abfd, struct bfd_link_info *info, func_pointer_ref = true; } + if (h->pointer_equality_needed + && h->type == STT_FUNC + && eh->def_protected + && elf_has_indirect_extern_access (h->root.u.def.section->owner)) + { + /* Disallow non-canonical reference to canonical + protected function. */ + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: non-canonical reference to canonical " + "protected function `%s' in %pB"), + abfd, h->root.root.string, + h->root.u.def.section->owner); + bfd_set_error (bfd_error_bad_value); + goto error_return; + } + if (!func_pointer_ref) { /* If this reloc is in a read-only section, we might |