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, 14 insertions, 14 deletions

diff --git a/bfd/elf32-spu.c b/bfd/elf32-spu.c
index ac9c184eaf1..13806ad1bd1 100644
--- a/bfd/elf32-spu.c
+++ b/bfd/elf32-spu.c
@@ -555,7 +555,7 @@ spu_elf_create_sections (struct bfd_link_info *info)
   struct spu_link_hash_table *htab = spu_hash_table (info);
   bfd *ibfd;
 
-  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
     if (bfd_get_section_by_name (ibfd, SPU_PTNOTE_SPUNAME) != NULL)
       break;
 
@@ -1520,7 +1520,7 @@ process_stubs (struct bfd_link_info *info, bfd_boolean build)
   struct spu_link_hash_table *htab = spu_hash_table (info);
   bfd *ibfd;
 
-  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
     {
       extern const bfd_target spu_elf32_vec;
       Elf_Internal_Shdr *symtab_hdr;
@@ -2936,7 +2936,7 @@ discover_functions (struct bfd_link_info *info)
   bfd_boolean gaps = FALSE;
 
   bfd_idx = 0;
-  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
     bfd_idx++;
 
   psym_arr = bfd_zmalloc (bfd_idx * sizeof (*psym_arr));
@@ -2948,7 +2948,7 @@ discover_functions (struct bfd_link_info *info)
 
   for (ibfd = info->input_bfds, bfd_idx = 0;
        ibfd != NULL;
-       ibfd = ibfd->link_next, bfd_idx++)
+       ibfd = ibfd->link.next, bfd_idx++)
     {
       extern const bfd_target spu_elf32_vec;
       Elf_Internal_Shdr *symtab_hdr;
@@ -3056,7 +3056,7 @@ discover_functions (struct bfd_link_info *info)
 	 relocations.  */
       for (ibfd = info->input_bfds, bfd_idx = 0;
 	   ibfd != NULL;
-	   ibfd = ibfd->link_next, bfd_idx++)
+	   ibfd = ibfd->link.next, bfd_idx++)
 	{
 	  asection *sec;
 
@@ -3070,7 +3070,7 @@ discover_functions (struct bfd_link_info *info)
 
       for (ibfd = info->input_bfds, bfd_idx = 0;
 	   ibfd != NULL;
-	   ibfd = ibfd->link_next, bfd_idx++)
+	   ibfd = ibfd->link.next, bfd_idx++)
 	{
 	  Elf_Internal_Shdr *symtab_hdr;
 	  asection *sec;
@@ -3109,7 +3109,7 @@ discover_functions (struct bfd_link_info *info)
 	    }
 	}
 
-      for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+      for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
 	{
 	  extern const bfd_target spu_elf32_vec;
 	  asection *sec;
@@ -3152,7 +3152,7 @@ discover_functions (struct bfd_link_info *info)
 
   for (ibfd = info->input_bfds, bfd_idx = 0;
        ibfd != NULL;
-       ibfd = ibfd->link_next, bfd_idx++)
+       ibfd = ibfd->link.next, bfd_idx++)
     {
       if (psym_arr[bfd_idx] == NULL)
 	continue;
@@ -3181,7 +3181,7 @@ for_each_node (bfd_boolean (*doit) (struct function_info *,
 {
   bfd *ibfd;
 
-  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
     {
       extern const bfd_target spu_elf32_vec;
       asection *sec;
@@ -3330,7 +3330,7 @@ build_call_tree (struct bfd_link_info *info)
   bfd *ibfd;
   unsigned int depth;
 
-  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
     {
       extern const bfd_target spu_elf32_vec;
       asection *sec;
@@ -3707,7 +3707,7 @@ auto_ovl_lib_functions (struct bfd_link_info *info, unsigned int lib_size)
 
   memset (&dummy_caller, 0, sizeof (dummy_caller));
   lib_count = 0;
-  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
     {
       extern const bfd_target spu_elf32_vec;
       asection *sec;
@@ -4252,7 +4252,7 @@ spu_elf_auto_overlay (struct bfd_link_info *info)
     goto err_exit;
 
   bfd_count = 0;
-  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
     ++bfd_count;
   bfd_arr = bfd_malloc (bfd_count * sizeof (*bfd_arr));
   if (bfd_arr == NULL)
@@ -4262,7 +4262,7 @@ spu_elf_auto_overlay (struct bfd_link_info *info)
   count = 0;
   bfd_count = 0;
   total_overlay_size = 0;
-  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
     {
       extern const bfd_target spu_elf32_vec;
       asection *sec;
@@ -5395,7 +5395,7 @@ spu_elf_size_sections (bfd * output_bfd, struct bfd_link_info *info)
       bfd *ibfd;
       size_t size;
 
-      for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+      for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
 	{
 	  asection *isec;