re PR lto/57602 (Runfails for several C/C++ benchmarks from spec2000 for i686…

re PR lto/57602 (Runfails for several C/C++ benchmarks from spec2000 for i686 with -flto after r199422)

	PR lto/57602
	* cgraph.c (verify_cgraph_node): Accept local flags from other partitions.
	* ipa.c (symtab_remove_unreachable_nodes): Do not clear local flag.
	(function_and_variable_visibility): Likewise.
	* trans-mem.c (ipa_tm_create_version): TM versions are not local.

From-SVN: r201492

gcc/ChangeLog

+2013-08-05  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/57602
+	* cgraph.c (verify_cgraph_node): Accept local flags from other partitions.
+	* ipa.c (symtab_remove_unreachable_nodes): Do not clear local flag.
+	(function_and_variable_visibility): Likewise.
+	* trans-mem.c (ipa_tm_create_version): TM versions are not local.
+
 2013-08-05  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 
 	* graph.c (init_graph_slim_pretty_print): Remove.

gcc/cgraph.c

@@ -2363,7 +2363,7 @@ verify_cgraph_node (struct cgraph_node *node)
       error ("inline clone in same comdat group list");
       error_found = true;
     }
-  if (!node->symbol.definition && node->local.local)
+  if (!node->symbol.definition && !node->symbol.in_other_partition && node->local.local)
     {
       error ("local symbols must be defined");
       error_found = true;

gcc/ipa.c

@@ -376,7 +376,15 @@ symtab_remove_unreachable_nodes (bool before_inlining_p, FILE *file)
 	    {
 	      if (file)
 		fprintf (file, " %s", cgraph_node_name (node));
-	      cgraph_reset_node (node);
+	      node->symbol.analyzed = false;
+	      node->symbol.definition = false;
+	      node->symbol.cpp_implicit_alias = false;
+	      node->symbol.alias = false;
+	      node->symbol.weakref = false;
+	      if (!node->symbol.in_other_partition)
+		node->local.local = false;
+	      cgraph_node_remove_callees (node);
+	      ipa_remove_all_references (&node->symbol.ref_list);
 	      changed = true;
 	    }
 	}
@@ -888,7 +896,7 @@ function_and_variable_visibility (bool whole_program)
     }
   FOR_EACH_DEFINED_FUNCTION (node)
     {
-      node->local.local = cgraph_local_node_p (node);
+      node->local.local |= cgraph_local_node_p (node);
 
       /* If we know that function can not be overwritten by a different semantics
 	 and moreover its section can not be discarded, replace all direct calls

gcc/trans-mem.c

@@ -4774,6 +4774,7 @@ ipa_tm_create_version (struct cgraph_node *old_node)
     DECL_COMDAT_GROUP (new_decl) = tm_mangle (DECL_COMDAT_GROUP (old_decl));
 
   new_node = cgraph_copy_node_for_versioning (old_node, new_decl, vNULL, NULL);
+  new_node->local.local = false;
   new_node->symbol.externally_visible = old_node->symbol.externally_visible;
   new_node->lowered = true;
   new_node->tm_clone = 1;