cgraph.c: Include tree-gimple.h

cgraph.c: Include tree-gimple.h

	* cgraph.c: Include tree-gimple.h
	(cgraph_edge): Rename expr to stmt.
	(cgraph_create_edge): Likewise.
	(cgraph_clone_node): Likewise.
	* cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
	* cgraphunit.c (record_call_1): Rename to ...
	(record_reference): ... this one; do not build edges.
	(cgraph_varpool_analyze_pending_decls): Call record_reference directly.
	(current_basic_block): Kill.
	(cgraph_create_edges): Rewrite to work on gimple statements nicely.
	(verify_cgraph_node): Likewise.
	* tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
	(copy_bb): Mess up with cgraph edges here; simplify EH handling.
	(copy_edges_for_bb): Simplify EH handling.
	(expand_call_inline): Pass statement to cgraph_edge and
	cgraph_create_edge.

From-SVN: r100276