[GOLD][PATCH] Fix a sort order breakage of the zero-length script output sections.

[Ian Lance Taylor]

Viktor Kutuzov <vkutuzov@accesssoftek.com> writes:

>     * configure.ac: Add NATIVE_OR_CROSS_LINKER condition macro.
>     * configure: Regenerate.
>     * testsuite/Makefile.am: Wrap the cross linker tests and the common
>       tests into NATIVE_OR_CROSS_LINKER; 
>       Add the script section order test.
>     * testsuite/Makefile.in: Regenerate.
>     * testsuite/script_test_10.sh: New test. Test script section
>       order.
>     * testsuite/script_test_10.t: Likewise.
>     * testsuite/script_test_10.s: Likewise.
>     * script-sections.h (Script_sections): Sections_elements as public;
>       Add a new member to save a list of the section elements.
>       (Sort_output_sections::ctor): Add new parameter to pass a list
>       of the section elements.
>     * script-sections.cc (Sort_output_sections::swap): New method.

Approved and applied with some changes to script-sections.cc and
testsuite/Makefile.am, as follows.

Thanks.

Ian


2010-10-12  Viktor Kutuzov  <vkutuzov@accesssoftek.com>

	* script-sections.h (class Script_sections): Make
	Sections_elements typedef public.
	* script-sections.cc (class Sort_output_sections): Add elements_
	field.  Add constructor which sets it; change all callers.
	(Sort_output_sections::is_before): New function.
	(Sort_output_sections::operator()): Call is_before.
	* configure.ac (NATIVE_OR_CROSS_LINKER): New automake
	conditional.
	* testsuite/script_test_10.sh: New test. Test script section
	order.
	* testsuite/script_test_10.t: Likewise.
	* testsuite/script_test_10.s: Likewise.
	* testsuite/Makefile.am: Wrap the cross linker tests and the
	common tests into NATIVE_OR_CROSS_LINKER.
	(check_SCRIPTS): Add script_test_10.sh.
	(check_DATA): Add script_test_10.stdout.
	(script_test_10.o, script_test_10): New targets.
	(script_test_10.stdout): New target.
	* configure, testsuite/Makefile.in: Regenerate.


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