* lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of force flags.

	* cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
	(cgraph_remove_node): Update.
	(cgraph_mark_needed_node): Remove.
	(cgraph_mark_force_output_node): New.
	(dump_cgraph_node): Do not dump needed flag.
	(cgraph_node_cannot_be_local_p_1): Update.
	(cgraph_can_remove_if_no_direct_calls_and_refs): Update.
	* cgraph.h (symtab_node_base): Add force_output flag.
	(cgraph_node): Remove needed flag.
	(varpool_node): Remove force_output flag.
	(cgraph_mark_needed_node): Remove.
	(cgraph_mark_force_output_node): New.
	(cgraph_only_called_directly_or_aliased_p,
	varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
	* ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
	* cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
	(cgraph_add_new_function); Update.
	(cgraph_mark_if_needed); Update.
	(verify_cgraph_node): Update.
	(cgraph_analyze_function): Alias target is reachable.
	(process_function_and_variable_attributes): Update: externally_visible
	flag makes function reachable.
	(cgraph_analyze_functions): Update dumping.
	* lto-cgraph.c (lto_output_node, lto_output_varpool_node,
	input_overwrite_node, input_varpool_node): Update streaming.
	* lto-streamer-out.c (produce_symtab): Use force_output.
	* ipa.c (process_references): Weakrefs must be processed.
	(cgraph_remove_unreachable_nodes): Likewise; update for new
	force_output flag.
	(varpool_externally_visible_p); Weakrefs are externally visible
	even if they are not.
	(function_and_variable_visibility): Update; when processing alias
	pair force the targets to be output.
	(whole_program_function_and_variable_visility): Use mark_reachable_node.
	* trans-mem.c (ipa_tm_mark_needed_node): Remove
	(ipa_tm_mark_force_output_node): New function.
	(ipa_tm_create_version_alias, ipa_tm_create_version): Update.
	* gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about aliases.
	* varasm.c (mark_decl_referenced): Update.
	(find_decl_and_mark_needed): Remove.
	(find_decl): New function.
	(weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
	alias targets as needed.
	(dump_tm_clone_pairs): Update.
	* tree-inline.c (copy_bb): Update check.
	* symtab.c (dump_symtab_base): Dump force_output.
	* tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
	* passes.c (execute_todo): Fix dumping.
	* varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
	(varpool_analyze_pending_decls): Alias target is reachable.
	(varpool_create_variable_alias): Finalize weakrefs.

	* class.c (make_local_function_alias): Do not mark symbol referenced.

	* objc-acct.c (mark_referenced_methods); Use
	cgraph_mark_force_output_node.

	* gcc-interface/utils.c (gnat_write_global_declarations): Update for new
	force_output placement.

	* lto/lto-partition.c (partition_cgraph_node_p): Use force_output.


git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@186624 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 4 insertions, 4 deletions

diff --git a/gcc/varpool.c b/gcc/varpool.c
index 5748effc04f..2423ee88db2 100644
--- a/gcc/varpool.c
+++ b/gcc/varpool.c
@@ -214,7 +214,7 @@ bool
 decide_is_variable_needed (struct varpool_node *node, tree decl)
 {
   /* If the user told us it is used, then it must be so.  */
-  if (node->force_output)
+  if (node->symbol.force_output)
     return true;
 
   gcc_assert (!DECL_EXTERNAL (decl));
@@ -298,7 +298,7 @@ varpool_finalize_decl (tree decl)
 	 optimizing and when not doing toplevel reoder.  */
       || (!flag_toplevel_reorder && !DECL_COMDAT (node->symbol.decl)
 	  && !DECL_ARTIFICIAL (node->symbol.decl)))
-    node->force_output = true;
+    node->symbol.force_output = true;
 
   if (decide_is_variable_needed (node, decl))
     varpool_mark_needed_node (node);
@@ -410,6 +410,7 @@ varpool_analyze_pending_decls (void)
 		    }
 		}
 	    }
+   	  varpool_mark_needed_node (tgt);
 	}
       else if (DECL_INITIAL (decl))
 	record_references_in_initializer (decl, analyzed);
@@ -621,8 +622,7 @@ varpool_create_variable_alias (tree alias, tree decl)
   gcc_assert (TREE_CODE (alias) == VAR_DECL);
   alias_node = varpool_node (alias);
   alias_node->alias = 1;
-  if (!DECL_EXTERNAL (alias))
-    alias_node->finalized = 1;
+  alias_node->finalized = 1;
   alias_node->alias_of = decl;
   if ((!DECL_EXTERNAL (alias)
        && decide_is_variable_needed (alias_node, alias))