Set proper OS ABI magic for ELF/m68k

* elf32-m68k.c (elf_m68k_add_symbol_hook): New function.
	(elf_backend_add_symbol_hook): Define.

bfd/ChangeLog

@@ -1,3 +1,8 @@
+2013-12-19  Andreas Schwab  <schwab@suse.de>
+
+	* elf32-m68k.c (elf_m68k_add_symbol_hook): New function.
+	(elf_backend_add_symbol_hook): Define.
+
 2013-12-18  Nick Clifton  <nickc@redhat.com>
 
 	* peXXigen.c (rsrc_print_section): Use ptrdiff_t as the type for

bfd/elf32-m68k.c

@@ -4831,6 +4831,26 @@ elf_m68k_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
   return TRUE;
 }
 
+/* Hook called by the linker routine which adds symbols from an object
+   file.  */
+
+static bfd_boolean
+elf_m68k_add_symbol_hook (bfd *abfd,
+			  struct bfd_link_info *info,
+			  Elf_Internal_Sym *sym,
+			  const char **namep ATTRIBUTE_UNUSED,
+			  flagword *flagsp ATTRIBUTE_UNUSED,
+			  asection **secp ATTRIBUTE_UNUSED,
+			  bfd_vma *valp ATTRIBUTE_UNUSED)
+{
+  if ((abfd->flags & DYNAMIC) == 0
+      && (ELF_ST_TYPE (sym->st_info) == STT_GNU_IFUNC
+	  || ELF_ST_BIND (sym->st_info) == STB_GNU_UNIQUE))
+    elf_tdata (info->output_bfd)->has_gnu_symbols = TRUE;
+
+  return TRUE;
+}
+
 #define TARGET_BIG_SYM			bfd_elf32_m68k_vec
 #define TARGET_BIG_NAME			"elf32-m68k"
 #define ELF_MACHINE_CODE		EM_68K
@@ -4872,6 +4892,7 @@ elf_m68k_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
 #define elf_backend_object_p		elf32_m68k_object_p
 #define elf_backend_grok_prstatus	elf_m68k_grok_prstatus
 #define elf_backend_grok_psinfo		elf_m68k_grok_psinfo
+#define elf_backend_add_symbol_hook	elf_m68k_add_symbol_hook
 
 #define elf_backend_can_gc_sections 1
 #define elf_backend_can_refcount 1