PR 10980

	* options.h (class General_options): Add --add-needed and
	--copy-dt-needed-entries.  Tweak --as-needed help entry.
	* object.cc (Input_objects::check_dynamic_dependencies): Give an
	error if --copy-dt-needed-entries aka --add-needed is used and
	would cause a change in behaviour.

1 files changed, 10 insertions, 2 deletions

diff --git a/gold/options.h b/gold/options.h
index 8f26208..f6549ab 100644
--- a/gold/options.h
+++ b/gold/options.h
@@ -580,13 +580,17 @@ class General_options
   // alphabetical order).  For both, lowercase sorts before uppercase.
   // The -z options come last.
 
+  DEFINE_bool(add_needed, options::TWO_DASHES, '\0', false,
+	      N_("Not supported"),
+	      N_("Do not copy DT_NEEDED tags from shared libraries"));
+
   DEFINE_bool(allow_shlib_undefined, options::TWO_DASHES, '\0', false,
               N_("Allow unresolved references in shared libraries"),
               N_("Do not allow unresolved references in shared libraries"));
 
   DEFINE_bool(as_needed, options::TWO_DASHES, '\0', false,
-              N_("Only set DT_NEEDED for dynamic libs if used"),
-              N_("Always DT_NEEDED for dynamic libs"));
+              N_("Only set DT_NEEDED for shared libraries if used"),
+              N_("Always DT_NEEDED for shared libraries"));
 
   DEFINE_enum(assert, options::ONE_DASH, '\0', NULL,
 	      N_("Ignored"), N_("[ignored]"),
@@ -631,6 +635,10 @@ class General_options
               {"none"});
 #endif
 
+  DEFINE_bool(copy_dt_needed_entries, options::TWO_DASHES, '\0', false,
+	      N_("Not supported"),
+	      N_("Do not copy DT_NEEDED tags from shared libraries"));
+
   DEFINE_bool(define_common, options::TWO_DASHES, 'd', false,
               N_("Define common symbols"),
               N_("Do not define common symbols"));