Make bfd.link_next field a union

This field of struct bfd is currently only used to chain together
linker input files.  This patch prepares to use the field to stash
the linker hash table, which is always created on the linker output
file.

bfd/
	* bfd.c (struct bfd): Replace link_next with a union.
	* aoutx.h, * bfd.c, * coff-ppc.c, * coff-rs6000.c, * cofflink.c,
	* ecoff.c, * elf-m10300.c, * elf32-arm.c, * elf32-avr.c,
	* elf32-hppa.c, * elf32-i386.c, * elf32-lm32.c, * elf32-m32c.c,
	* elf32-m32r.c, * elf32-m68hc1x.c, * elf32-metag.c,
	* elf32-microblaze.c, * elf32-nds32.c, * elf32-nios2.c,
	* elf32-or1k.c, * elf32-ppc.c, * elf32-rl78.c, * elf32-s390.c,
	* elf32-score.c, * elf32-score7.c, * elf32-sh.c, * elf32-spu.c,
	* elf32-tic6x.c, * elf32-tilepro.c, * elf32-xstormy16.c,
	* elf32-xtensa.c, * elf64-alpha.c, * elf64-hppa.c, * elf64-ia64-vms.c,
	* elf64-mmix.c, * elf64-ppc.c, * elf64-s390.c, * elf64-x86-64.c,
	* elflink.c, * elfnn-aarch64.c, * elfxx-mips.c, * elfxx-sparc.c,
	* elfxx-tilegx.c, * linker.c, * pdp11.c, * peXXigen.c, * simple.c,
	* sunos.c, * vms-alpha.c, * xcofflink.c: Update for above.
	* bfd-in2.h: Regenerate.
include/
	* bfdlink.h: Update for bfd.link_next change.
ld/
	* emultempl/cr16elf.em, * emultempl/elf32.em, * emultempl/genelf.em,
	* emultempl/m68kcoff.em, * emultempl/m68kelf.em,
	* emultempl/nds32elf.em, * emultempl/pe.em, * emultempl/pep.em,
	* ldlang.c, * ldmain.c, * pe-dll.c: Update for bfd.link_next change.

1 files changed, 3 insertions, 3 deletions

diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c
index 49da874..dddf83e 100644
--- a/bfd/elfxx-mips.c
+++ b/bfd/elfxx-mips.c
@@ -4737,7 +4737,7 @@ mips_elf_multi_got (bfd *abfd, struct bfd_link_info *info,
   /* Try to merge the GOTs of input bfds together, as long as they
      don't seem to exceed the maximum GOT size, choosing one of them
      to be the primary GOT.  */
-  for (ibfd = info->input_bfds; ibfd; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd; ibfd = ibfd->link.next)
     {
       gg = mips_elf_bfd_got (ibfd, FALSE);
       if (gg && !mips_elf_merge_got (ibfd, gg, &got_per_bfd_arg))
@@ -9092,7 +9092,7 @@ mips_elf_lay_out_got (bfd *output_bfd, struct bfd_link_info *info)
   /* Calculate the total loadable size of the output.  That
      will give us the maximum number of GOT_PAGE entries
      required.  */
-  for (ibfd = info->input_bfds; ibfd; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd; ibfd = ibfd->link.next)
     {
       asection *subsection;
 
@@ -9141,7 +9141,7 @@ mips_elf_lay_out_got (bfd *output_bfd, struct bfd_link_info *info)
     {
       /* Record that all bfds use G.  This also has the effect of freeing
 	 the per-bfd GOTs, which we no longer need.  */
-      for (ibfd = info->input_bfds; ibfd; ibfd = ibfd->link_next)
+      for (ibfd = info->input_bfds; ibfd; ibfd = ibfd->link.next)
 	if (mips_elf_bfd_got (ibfd, FALSE))
 	  mips_elf_replace_bfd_got (ibfd, g);
       mips_elf_replace_bfd_got (output_bfd, g);