* cgraph.c (cgraph_nodes_queue): Declare.

	(eq_node): Take identifier as p2.
	(cgraph_node): Update htab_find_slot_with_hash call.
	(cgraph_node_for_identifier): New.
	(cgraph_mark_needed_node): Move here from cgraphunit.c.
	* cgraph.h (cgraph_nodes_queue): Declare.
	(cgraph_node_for_identifier): Declare.
	* cgraphunit.c (cgraph_finalize_function): Collect entry points here
	instead of in cgraph_finalize_compilation_unit; constructors and
	destructors are entry points.
	(cgraph_finalize_compilation_unit): Reorganize debug outout;
	examine nested functions after lowerng; call collect_functions hook.
	(cgraph_mark_local_functions): DECL_COMDAT functions are not local.
	(cgraph_finalize_compilation_unit): Do not collect entry points.
	* varasm.c: Include cgraph.h
	(assemble_name): Mark referenced identifier as needed.

	* cgraphunit.c (record_call_1): Use get_callee_fndecl.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68390 138bc75d-0d04-0410-961f-82ee72b054a4

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