2011-01-03  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/46984
	* cgraph.h (cgraph_indirect_call_info): make field thunk_delta
	HOST_WIDE_INT.
	(cgraph_create_indirect_edge): Fixed line length.
	(cgraph_indirect_call_info): Declare.
	(cgraph_make_edge_direct) Update declaration.
	* cgraph.c (cgraph_allocate_init_indirect_info): New function.
	(cgraph_create_indirect_edge): Use it.
	(cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
	callees.
	* cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
	the new thunk_delta representation.
	* ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
	HOST_WIDE_INT.
	(ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
	(ipa_read_indirect_edge_info): Likewise.
	* lto-cgraph.c (output_edge_opt_summary): New function.
	(output_node_opt_summary): Call it on all outgoing edges.
	(input_edge_opt_summary): New function.
	(input_node_opt_summary): Call it on all outgoing edges.

	* testsuite/g++.dg/ipa/pr46984.C: New test.

From-SVN: r168420