Update Gnulib to the latest git version

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

diff --git a/bfd/coffgen.c b/bfd/coffgen.c
index 5d61f39c8ce5e4460bb1000679bc63cb00a4cf38..7f26e18c4509167b54eac29046e47960211fdba1 100644 (file)
--- a/bfd/coffgen.c
+++ b/bfd/coffgen.c
@@ -217,7 +217,7 @@ make_a_section_from_file (bfd *abfd,
          break;
        }
       if (new_name != NULL)
-       bfd_rename_section (abfd, return_section, new_name);
+       bfd_rename_section (return_section, new_name);
     }
 
   return result;
@@ -257,14 +257,14 @@ coff_real_object_p (bfd *abfd,
   if ((internal_f->f_flags & F_EXEC) != 0)
     abfd->flags |= D_PAGED;
 
-  bfd_get_symcount (abfd) = internal_f->f_nsyms;
+  abfd->symcount = internal_f->f_nsyms;
   if (internal_f->f_nsyms)
     abfd->flags |= HAS_SYMS;
 
   if (internal_a != (struct internal_aouthdr *) NULL)
-    bfd_get_start_address (abfd) = internal_a->entry;
+    abfd->start_address = internal_a->entry;
   else
-    bfd_get_start_address (abfd) = 0;
+    abfd->start_address = 0;
 
   /* Set up the tdata area.  ECOFF uses its own routine, and overrides
      abfd->flags.  */
@@ -309,7 +309,7 @@ coff_real_object_p (bfd *abfd,
  fail2:
   abfd->tdata.any = tdata_save;
   abfd->flags = oflags;
-  bfd_get_start_address (abfd) = ostart;
+  abfd->start_address = ostart;
   return (const bfd_target *) NULL;
 }
 
@@ -1814,10 +1814,11 @@ coff_get_normalized_symtab (bfd *abfd)
   if (! _bfd_coff_get_external_symbols (abfd))
     return NULL;
 
-  size = obj_raw_syment_count (abfd) * sizeof (combined_entry_type);
+  size = obj_raw_syment_count (abfd);
   /* Check for integer overflow.  */
-  if (size < obj_raw_syment_count (abfd))
+  if (size > (bfd_size_type) -1 / sizeof (combined_entry_type))
     return NULL;
+  size *= sizeof (combined_entry_type);
   internal = (combined_entry_type *) bfd_zalloc (abfd, size);
   if (internal == NULL && size != 0)
     return NULL;
@@ -1844,29 +1845,20 @@ coff_get_normalized_symtab (bfd *abfd)
       symbol_ptr = internal_ptr;
       internal_ptr->is_sym = TRUE;
 
-      /* PR 17512: file: 1353-1166-0.004.  */
-      if (symbol_ptr->u.syment.n_sclass == C_FILE
-         && symbol_ptr->u.syment.n_numaux > 0
-         && raw_src + symesz + symbol_ptr->u.syment.n_numaux
-         * symesz > raw_end)
-       {
-         bfd_release (abfd, internal);
-         return NULL;
-       }
-
       for (i = 0;
           i < symbol_ptr->u.syment.n_numaux;
           i++)
        {
          internal_ptr++;
+         raw_src += symesz;
+
          /* PR 17512: Prevent buffer overrun.  */
-         if (internal_ptr >= internal_end)
+         if (raw_src >= raw_end || internal_ptr >= internal_end)
            {
              bfd_release (abfd, internal);
              return NULL;
            }
 
-         raw_src += symesz;
          bfd_coff_swap_aux_in (abfd, (void *) raw_src,
                                symbol_ptr->u.syment.n_type,
                                symbol_ptr->u.syment.n_sclass,
@@ -2366,7 +2358,7 @@ coff_find_nearest_line_with_names (bfd *abfd,
       bfd_vma maxdiff;
 
       /* Look through the C_FILE symbols to find the best one.  */
-      sec_vma = bfd_get_section_vma (abfd, section);
+      sec_vma = bfd_section_vma (section);
       *filename_ptr = (char *) p->u.syment._n._n_n._n_offset;
       maxdiff = (bfd_vma) 0 - (bfd_vma) 1;
       while (1)
@@ -2408,13 +2400,16 @@ coff_find_nearest_line_with_names (bfd *abfd,
              maxdiff = offset + sec_vma - p2->u.syment.n_value;
            }
 
+         if (p->u.syment.n_value >= cof->raw_syment_count)
+           break;
+
          /* Avoid endless loops on erroneous files by ensuring that
             we always move forward in the file.  */
          if (p >= cof->raw_syments + p->u.syment.n_value)
            break;
 
          p = cof->raw_syments + p->u.syment.n_value;
-         if (p > pend || p->u.syment.n_sclass != C_FILE)
+         if (!p->is_sym || p->u.syment.n_sclass != C_FILE)
            break;
        }
     }
@@ -2658,7 +2653,7 @@ _bfd_coff_section_already_linked (bfd *abfd,
   if ((flags & SEC_GROUP) != 0)
     return FALSE;
 
-  name = bfd_get_section_name (abfd, sec);
+  name = bfd_section_name (sec);
   s_comdat = bfd_coff_get_comdat_section (abfd, sec);
 
   if (s_comdat != NULL)
@@ -3155,3 +3150,14 @@ bfd_coff_gc_sections (bfd *abfd ATTRIBUTE_UNUSED, struct bfd_link_info *info)
   /* ... and mark SEC_EXCLUDE for those that go.  */
   return coff_gc_sweep (abfd, info);
 }
+
+/* Return name used to identify a comdat group.  */
+
+const char *
+bfd_coff_group_name (bfd *abfd, const asection *sec)
+{
+  struct coff_comdat_info *ci = bfd_coff_get_comdat_section (abfd, sec);
+  if (ci != NULL)
+    return ci->name;
+  return NULL;
+}