[AArch64][4/8] Add R_AARCH64_P32_TLSLD_ADD_LO12_NC in elf header

[deliverable/binutils-gdb.git] / bfd / cofflink.c

diff --git a/bfd/cofflink.c b/bfd/cofflink.c
index 2782795d3b8c6db0a2cf913ab6d52c950b9e14f3..c1541d1bd8510a4f675d90ca0c1a3d308db388fa 100644 (file)
--- a/bfd/cofflink.c
+++ b/bfd/cofflink.c
@@ -1,5 +1,5 @@
 /* COFF specific linker code.
-   Copyright (C) 1994-2014 Free Software Foundation, Inc.
+   Copyright (C) 1994-2015 Free Software Foundation, Inc.
    Written by Ian Lance Taylor, Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -2789,7 +2789,7 @@ _bfd_coff_reloc_link_order (bfd *output_bfd,
 
       size = bfd_get_reloc_size (howto);
       buf = (bfd_byte *) bfd_zmalloc (size);
-      if (buf == NULL)
+      if (buf == NULL && size != 0)
        return FALSE;
 
       rstat = _bfd_relocate_contents (howto, output_bfd,
@@ -2915,6 +2915,7 @@ _bfd_coff_generic_relocate_section (bfd *output_bfd,
       struct internal_syment *sym;
       bfd_vma addend;
       bfd_vma val;
+      asection *sec;
       reloc_howto_type *howto;
       bfd_reloc_status_type rstat;
 
@@ -2965,11 +2966,9 @@ _bfd_coff_generic_relocate_section (bfd *output_bfd,
        }
 
       val = 0;
-
+      sec = NULL;
       if (h == NULL)
        {
-         asection *sec;
-
          if (symndx == -1)
            {
              sec = bfd_abs_section_ptr;
@@ -2978,11 +2977,6 @@ _bfd_coff_generic_relocate_section (bfd *output_bfd,
          else
            {
              sec = sections[symndx];
-
-             /* If the output section has been discarded then ignore this reloc.  */
-             if (sec->output_section->vma == 0)
-               continue;
-
               val = (sec->output_section->vma
                     + sec->output_offset
                     + sym->n_value);
@@ -2996,8 +2990,6 @@ _bfd_coff_generic_relocate_section (bfd *output_bfd,
              || h->root.type == bfd_link_hash_defweak)
            {
              /* Defined weak symbols are a GNU extension. */
-             asection *sec;
-
              sec = h->root.u.def.section;
              val = (h->root.u.def.value
                     + sec->output_section->vma
@@ -3018,7 +3010,6 @@ _bfd_coff_generic_relocate_section (bfd *output_bfd,
                     will resolve a weak external only if a normal
                     external causes the library member to be linked.
                     See also linker.c: generic_link_check_archive_element. */
-                 asection *sec;
                  struct coff_link_hash_entry *h2 =
                    h->auxbfd->tdata.coff_obj_data->sym_hashes[
                    h->aux->x_sym.x_tagndx.l];
@@ -3049,6 +3040,15 @@ _bfd_coff_generic_relocate_section (bfd *output_bfd,
            }
        }
 
+      /* If the input section defining the symbol has been discarded
+        then zero this reloc field.  */
+      if (sec != NULL && discarded_section (sec))
+       {
+         _bfd_clear_contents (howto, input_bfd, input_section,
+                              contents + (rel->r_vaddr - input_section->vma));
+         continue;
+       }
+
       if (info->base_file)
        {
          /* Emit a reloc if the backend thinks it needs it.  */