[PATCH 00/12] Check UNDEFWEAK_NO_DYNAMIC_RELOC for weak undefined symbol

[Hans-Peter Nilsson]

On Thu, 12 Oct 2017, H.J. Lu wrote:
> Don't generate dynamic relocation against weak undefined symbol if it
> is resolved to zero.
>
> H.J. Lu (12):
>   Move UNDEFWEAK_NO_DYNAMIC_RELOC to elf-bfd.h
>   aarch64: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   tile: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   arm: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   mips: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   ia64: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   hppa: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   m68k: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   microblaze: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   nios2: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   s390: Check UNDEFWEAK_NO_DYNAMIC_RELOC
>   sh: Check UNDEFWEAK_NO_DYNAMIC_RELOC

Looks like this would be the cure for the new FAILs
FAIL: PR ld/22269
FAIL: PR ld/22269 (-z dynamic-undefined-weak)

that I see for cris-linux with that test-case you added.
Could you please do the same for elf32-cris.c?
Thanks.

brgds, H-P