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Re: PR 12001, --defsym
On Thu, Jan 13, 2011 at 5:42 AM, Alan Modra <amodra@gmail.com> wrote:
> On Thu, Jan 13, 2011 at 05:16:45AM -0800, H.J. Lu wrote:
>> Where is LD_FEATURE implemented? Is __ld_compatibility still supported?
>> Do we have testcases for new features? Is linker document up to date?
>
> The followup patch should answer most of these questions. ?I tested
> LD_FEATURE with the following, and am considering applying this.
>
> Index: ld/scripttempl/elf.sc
> ===================================================================
> RCS file: /cvs/src/src/ld/scripttempl/elf.sc,v
> retrieving revision 1.105
> diff -u -p -r1.105 elf.sc
> --- ld/scripttempl/elf.sc ? ? ? 15 Dec 2010 14:56:38 -0000 ? ? ?1.105
> +++ ld/scripttempl/elf.sc ? ? ? 13 Jan 2011 13:41:14 -0000
> @@ -302,6 +302,7 @@ else
> ?fi
>
> ?cat <<EOF
> +LD_FEATURE("SANE_EXPR")
> ?OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}",
> ? ? ? ? ? ? ?"${LITTLE_OUTPUT_FORMAT}")
> ?OUTPUT_ARCH(${OUTPUT_ARCH})
>
You should test explicitly with and without it. You should verify different
behaviors.
--
H.J.