re PR middle-end/49062 (Many C++ tests ICE on Tru64 UNIX: non-DECL_ONE_ONLY node…

re PR middle-end/49062 (Many C++ tests ICE on Tru64 UNIX: non-DECL_ONE_ONLY node in a same_comdat_group list)

2011-05-25  Jan Hubicka  <jh@suse.cz>

	PR middle-end/49062
	* ipa.c (function_and_variable_visibility): Only add to same
	comdat group list if DECL_ONE_ONLY.

From-SVN: r174180

gcc/ChangeLog

+2011-05-25  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/49062
+	* ipa.c (function_and_variable_visibility): Only add to same
+	comdat group list if DECL_ONE_ONLY.
+
 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
 
 	PR rtl-optimization/49014

gcc/ipa.c

@@ -897,7 +897,7 @@ function_and_variable_visibility (bool whole_program)
 	    {
 	      DECL_COMDAT (node->decl) = 1;
 	      DECL_COMDAT_GROUP (node->decl) = DECL_COMDAT_GROUP (decl_node->decl);
-	      if (!node->same_comdat_group)
+	      if (DECL_ONE_ONLY (decl_node->decl) && !node->same_comdat_group)
 		{
 		  node->same_comdat_group = decl_node;
 		  if (!decl_node->same_comdat_group)