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, 4 insertions, 4 deletions

diff --git a/bfd/elf32-m68hc1x.c b/bfd/elf32-m68hc1x.c
index 747dafc72bc..c96625cde6c 100644
--- a/bfd/elf32-m68hc1x.c
+++ b/bfd/elf32-m68hc1x.c
@@ -254,7 +254,7 @@ elf32_m68hc11_setup_section_lists (bfd *output_bfd, struct bfd_link_info *info)
   text_section = 0;
   for (input_bfd = info->input_bfds, bfd_count = 0, top_id = 0;
        input_bfd != NULL;
-       input_bfd = input_bfd->link_next)
+       input_bfd = input_bfd->link.next)
     {
       bfd_count += 1;
       for (section = input_bfd->sections;
@@ -342,7 +342,7 @@ elf32_m68hc11_size_stubs (bfd *output_bfd, bfd *stub_bfd,
   /* Count the number of input BFDs and find the top input section id.  */
   for (input_bfd = info->input_bfds, bfd_count = 0;
        input_bfd != NULL;
-       input_bfd = input_bfd->link_next)
+       input_bfd = input_bfd->link.next)
     bfd_count += 1;
 
   /* We want to read in symbol extension records only once.  To do this
@@ -356,7 +356,7 @@ elf32_m68hc11_size_stubs (bfd *output_bfd, bfd *stub_bfd,
   /* Walk over all the input BFDs, swapping in local symbols.  */
   for (input_bfd = info->input_bfds, bfd_indx = 0;
        input_bfd != NULL;
-       input_bfd = input_bfd->link_next, bfd_indx++)
+       input_bfd = input_bfd->link.next, bfd_indx++)
     {
       Elf_Internal_Shdr *symtab_hdr;
 
@@ -386,7 +386,7 @@ elf32_m68hc11_size_stubs (bfd *output_bfd, bfd *stub_bfd,
 
   for (input_bfd = info->input_bfds, bfd_indx = 0;
        input_bfd != NULL;
-       input_bfd = input_bfd->link_next, bfd_indx++)
+       input_bfd = input_bfd->link.next, bfd_indx++)
     {
       Elf_Internal_Shdr *symtab_hdr;
       struct elf_link_hash_entry ** sym_hashes;