bfd/

	* section.c (SEC_KEEP): Update comment.
	* bfd-in2.h: Regenerate.
	* elflink.c (bfd_elf_gc_sections): Ignore SEC_EXCLUDE sections.
	* merge.c (_bfd_merge_sections): Set SEC_KEEP on excluded sections.
	* stabs.c (_bfd_discard_section_stabs): Likewise.
	(_bfd_link_section_stabs): Likewise.  Simplify abs_section check.
ld/
	* ldlang.c (lang_map): Don't say SEC_LINKER_CREATED and SEC_KEEP
	sections have been discarded.
	(lang_do_version_exports_section): Set SEC_KEEP on export section.
	* emultempl/elf32.em (before_allocation): Set SEC_KEEP on warning
	sections.

6 files changed, 24 insertions, 13 deletions

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 2d41833..1f8d8f0 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,12 @@
+2006-10-27  Alan Modra  <amodra@bigpond.net.au>
+
+	* section.c (SEC_KEEP): Update comment.
+	* bfd-in2.h: Regenerate.
+	* elflink.c (bfd_elf_gc_sections): Ignore SEC_EXCLUDE sections.
+	* merge.c (_bfd_merge_sections): Set SEC_KEEP on excluded sections.
+	* stabs.c (_bfd_discard_section_stabs): Likewise.
+	(_bfd_link_section_stabs): Likewise.  Simplify abs_section check.
+
 2006-10-26  Ben Elliston  <bje@au.ibm.com>
 
 	* reloc.c (_bfd_relocate_contents): Remove explicit case 0.
@@ -12,7 +21,7 @@
 	(maxq_reloc_map): Likewise.
 	(maxq_reloc_type_lookup): Remove loop over maxq_reloc_map.
 
-2006-10-26  Ben Elliston  <bje@au.ibm.com>	
+2006-10-26  Ben Elliston  <bje@au.ibm.com>
 
 	* elf.c (bfd_elf_set_dyn_lib_class): Change second argument type
 	from int to enum dynamic_lib_link_class lib_class.
diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index 813d748..9b561ad 100644
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -1255,7 +1255,9 @@ typedef struct bfd_section
      else up the line will take care of it later.  */
 #define SEC_LINKER_CREATED 0x200000
 
-  /* This section should not be subject to garbage collection.  */
+  /* This section should not be subject to garbage collection.
+     Also set to inform the linker that this section should not be
+     listed in the link map as discarded.  */
 #define SEC_KEEP 0x400000
 
   /* This section contains "short" data, and should be placed
diff --git a/bfd/elflink.c b/bfd/elflink.c
index 34816fa..1dad504 100644
--- a/bfd/elflink.c
+++ b/bfd/elflink.c
@@ -9794,7 +9794,7 @@ bfd_elf_gc_sections (bfd *abfd, struct bfd_link_info *info)
 	continue;
 
       for (o = sub->sections; o != NULL; o = o->next)
-	if ((o->flags & SEC_KEEP) != 0 && !o->gc_mark)
+	if ((o->flags & (SEC_EXCLUDE | SEC_KEEP)) == SEC_KEEP && !o->gc_mark)
 	  if (!_bfd_elf_gc_mark (info, o, gc_mark_hook))
 	    return FALSE;
     }
diff --git a/bfd/merge.c b/bfd/merge.c
index c1795d2..577a716 100644
--- a/bfd/merge.c
+++ b/bfd/merge.c
@@ -766,7 +766,7 @@ _bfd_merge_sections (bfd *abfd ATTRIBUTE_UNUSED,
 	   the hash table at all.  */
 	for (secinfo = sinfo->chain; secinfo; secinfo = secinfo->next)
 	  if (secinfo->first_str == NULL)
-	    secinfo->sec->flags |= SEC_EXCLUDE;
+	    secinfo->sec->flags |= SEC_EXCLUDE | SEC_KEEP;
     }
 
   return TRUE;
diff --git a/bfd/section.c b/bfd/section.c
index 2b5f7f8..5a100be 100644
--- a/bfd/section.c
+++ b/bfd/section.c
@@ -294,7 +294,9 @@ CODE_FRAGMENT
 .     else up the line will take care of it later.  *}
 .#define SEC_LINKER_CREATED 0x200000
 .
-.  {* This section should not be subject to garbage collection.  *}
+.  {* This section should not be subject to garbage collection.
+.     Also set to inform the linker that this section should not be
+.     listed in the link map as discarded.  *}
 .#define SEC_KEEP 0x400000
 .
 .  {* This section contains "short" data, and should be placed
diff --git a/bfd/stabs.c b/bfd/stabs.c
index 4f48e8e..93ab0a6 100644
--- a/bfd/stabs.c
+++ b/bfd/stabs.c
@@ -175,10 +175,8 @@ _bfd_link_section_stabs (bfd *abfd,
        prepared to handle them.  */
     return TRUE;
 
-  if ((stabsec->output_section != NULL
-       && bfd_is_abs_section (stabsec->output_section))
-      || (stabstrsec->output_section != NULL
-	  && bfd_is_abs_section (stabstrsec->output_section)))
+  if (bfd_is_abs_section (stabsec->output_section)
+      || bfd_is_abs_section (stabstrsec->output_section))
     /* At least one of the sections is being discarded from the
        link, so we should just ignore them.  */
     return TRUE;
@@ -433,7 +431,7 @@ _bfd_link_section_stabs (bfd *abfd,
 		    ++nest;
 		  else if (incl_type == (int) N_EXCL)
 		    /* Keep existing exclusion marks.  */
-		    continue;   
+		    continue;
 		  else if (nest == 0)
 		    {
 		      *incl_pstridx = (bfd_size_type) -1;
@@ -458,8 +456,8 @@ _bfd_link_section_stabs (bfd *abfd,
      for that section.  */
   stabsec->size = (count - skip) * STABSIZE;
   if (stabsec->size == 0)
-    stabsec->flags |= SEC_EXCLUDE;
-  stabstrsec->flags |= SEC_EXCLUDE;
+    stabsec->flags |= SEC_EXCLUDE | SEC_KEEP;
+  stabstrsec->flags |= SEC_EXCLUDE | SEC_KEEP;
   sinfo->stabstr->size = _bfd_stringtab_size (sinfo->strings);
 
   /* Calculate the `cumulative_skips' array now that stabs have been
@@ -611,7 +609,7 @@ _bfd_discard_section_stabs (bfd *abfd,
   /* Shrink the stabsec as needed.  */
   stabsec->size -= skip * STABSIZE;
   if (stabsec->size == 0)
-    stabsec->flags |= SEC_EXCLUDE;
+    stabsec->flags |= SEC_EXCLUDE | SEC_KEEP;
 
   /* Recalculate the `cumulative_skips' array now that stabs have been
      deleted for this section.  */