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[PATCH] x86: Mark __bss_start, _end and _edata locally defined

H.J. Lu hjl.tools@gmail.com
Mon May 14 10:51:00 GMT 2018 
On Thu, May 10, 2018 at 7:37 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
> __bss_start, _end and _edata are defined by linker to mark regions
> within executables and shared libraries.  All references within
> executables should be locally resolved.
>
> This patch doesn't change how their references within shared librarie
> are resolved.
>
> bfd/
>
>         PR ld/23162
>         * elfxx-x86.c (elf_x86_linker_defined): New function.
>         (_bfd_x86_elf_link_check_relocs): Use it to mark __bss_start,
>         _end and _edata locally defined within executables.
>
> ld/
>
>         PR ld/23162
>         * testsuite/ld-elf/pr23162.map: New file.
>         * testsuite/ld-elf/pr23162.rd: Likewise.
>         * testsuite/ld-elf/pr23162a.c: Likewise.
>         * testsuite/ld-elf/pr23162b.c: Likewise.
>         * testsuite/ld-elf/shared.exp: Run PR ld/23162 tests.

This is what I checked in.


-- 
H.J.
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