[PATHC, GOLD]: Allow evaluation without a result section

[Ian Lance Taylor]

Nick Clifton <nickc@redhat.com> writes:

> gold/ChangeLog
> 2010-10-01  Nick Clifton  <nickc@redhat.com>
>
> 	* expression.cc (eval): Replace dummy argument with NULL.
> 	(eval_maybe_dot): Check for a NULL result section pointer.
> 	(Symbol_expression::value): Likewise.
> 	(Dot_expression::value): Likewise.
> 	(BINARY_EXPRESSION): Likewise.
> 	(Max_expression::value): Likewise.
> 	(Min_expression::value): Likewise.
> 	(Absolute_expression::value): Likewise.
> 	(Addr_expression::value_from_output_section): Likewise.
> 	(Loaddddr_expression::value_from_output_section): Likewise.
> 	(Segment_start_expression::value): Likewise.
> 	* script-sections.cc
> 	(Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
> 	argument with NULL.
> 	(Sections_elememt_dot_assignment::set_section_addresses):
> 	Likewise.
> 	(Output_data_expression::do_write_to_buffer): Likewise.
> 	(Output_section_definition::finalize_symbols): Likewise.
> 	(Output_section_definition::set_section_addresses): Likewise.

This is OK.

Thanks.

Ian