gas -Werror compilation break [Re: [patch ld bfd gas]: Handle linkonce for cfi generated debug_frame and eh_frame data]

[Jan Kratochvil <jan.kratochvil@redhat.com>]

Hi Kai,

On Tue, 26 Apr 2011 17:30:08 +0200, Nick Clifton wrote:
> >>>  ChangeLog gas/
> >>>  2011-04-18  Kai Tietz
> >>>
> >>>         * dw2gencfi.c (dwcfi_seg_list): New struct.
> >>>         (dwcfi_hash): New static hash variable.
> >>>         (get_debugseg_name): New.
> >>>         (alloc_debugseg_item): New.
> >>>         (make_debug_seg): New.
> >>>         (dwcfi_hash_insert): New.
> >>>         (dwcfi_hash_find): New.
> >>>         (dwcfi_hash_find_or_make): New.
> >>>         (cfi_insn_data): New member cur_seg.
> >>>         (cie_entry): Likewise.
> >>>         (fde_entry): New cseg and handled members.
> >>>         (alloc_fde_entry): Initialize cseg member.
> >>>         (alloc_cfi_insn_data): Initialize cur_seg member.
> >>>         (dot_cfi_sections): Compare for beginning of
> >>>         section names via strncmp.
> >>>         (get_cfi_seg): New.
> >>>         (cfi_finish): Treat link-once sections.
> >>>         (is_now_linkonce_segment): New local helper.
> >>>         (output_cie): Ignore cie entries not member of current
> >>>         segment.
> >>>         (output_fde): Likewise.
> >>>         (select_cie_for_fde): Likewise.
> >>>         (cfi_change_reg_numbers): Add new argument for current segment
> >>>         and ignore insn elements, if not part of current segment.
> >>>         * ehopt.c (get_cie_info): Use strncmp for
> >>>         section name matching.
> >>>         (heck_eh_frame): Likewise.

dw2gencfi.c:1870:8: error: variable ‘cfi_seg’ set but not used [-Werror=unused-but-set-variable]
gcc-4.6.0-5.fc15.x86_64

Could you please provide a fix?


Thanks,
Jan