From: Ian Lance Taylor <ian@airs.com>
Date: Wed, 11 Jan 1995 19:38:06 +0000 (+0000)
Subject: 	* linker.c (_bfd_generic_link_add_one_symbol): Ignore
X-Git-Tag: gdb-4_18~12741
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=040c913e184f7bc47f105edebde6bcbc9a55f69b;p=platform%2Fupstream%2Fbinutils.git

	* linker.c (_bfd_generic_link_add_one_symbol): Ignore
	redefinitions of an absolute symbol to the same value.
PR 6159.
---

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 8d8d3f9..213aaea 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+Wed Jan 11 14:36:41 1995  Ian Lance Taylor  <ian@sanguine.cygnus.com>
+
+	* linker.c (_bfd_generic_link_add_one_symbol): Ignore
+	redefinitions of an absolute symbol to the same value.
+
 Mon Jan  9 15:51:32 1995  Ian Lance Taylor  <ian@sanguine.cygnus.com>
 
 	* elfcode.h (elf_link_add_object_symbols): It's reasonable for no
diff --git a/bfd/linker.c b/bfd/linker.c
index 7606534..37ab1c8 100644
--- a/bfd/linker.c
+++ b/bfd/linker.c
@@ -867,6 +867,9 @@ _bfd_generic_link_add_archive_symbols (abfd, info, checkfn)
 
   if (! bfd_has_map (abfd))
     {
+      /* An empty archive is a special case.  */
+      if (bfd_openr_next_archived_file (abfd, (bfd *) NULL) == NULL)
+	return true;
       bfd_set_error (bfd_error_no_symbols);
       return false;
     }
@@ -1639,7 +1642,15 @@ _bfd_generic_link_add_one_symbol (info, abfd, name, flags, section, value,
 	      default:
 		abort ();
 	      }
-	      
+
+	    /* Ignore a redefinition of an absolute symbol to the same
+               value; it's harmless.  */
+	    if (h->type == bfd_link_hash_defined
+		&& bfd_is_abs_section (msec)
+		&& bfd_is_abs_section (section)
+		&& value == mval)
+	      break;
+
 	    if (! ((*info->callbacks->multiple_definition)
 		   (info, name, msec->owner, msec, mval, abfd, section,
 		    value)))