[PATCH V2] Ignore DWARF debug information for -gsplit-dwarf with dwarf-5.

[Jan Beulich]

On 30.09.2022 13:41, Potharla, Rupesh via Binutils wrote:
> [AMD Official Use Only - General]
> 
> Hi,
> 
> Can you review the code changes and send in your comments/suggestions?
> 
> Patch Inline:
> -----------------

Thanks, committed. I'd appreciate though if you could submit patches
just as patches, i.e. not including any further data (like everything
above). That simplifies applying.

Jan

> Skip dwo_id for split dwarf.
> * dwarf2.c (parse_comp_unit): Skip DWO_id for DW_UT_skeleton.
> ---
> bfd/dwarf2.c | 12 +++++++++++-
> 1 file changed, 11 insertions(+), 1 deletion(-)
> 
> diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c
> index 4a6a1e40185..364cc9a6480 100644
> --- a/bfd/dwarf2.c
> +++ b/bfd/dwarf2.c
> @@ -4411,13 +4411,23 @@ parse_comp_unit (struct dwarf2_debug *stash,
>    if (version < 5)
>      addr_size = read_1_byte (abfd, &info_ptr, end_ptr);
> 
> -  if (unit_type == DW_UT_type)
> +  switch (unit_type)
>      {
> +    case DW_UT_type:
>        /* Skip type signature.  */
>        info_ptr += 8;
> 
>        /* Skip type offset.  */
>        info_ptr += offset_size;
> +      break;
> +
> +    case DW_UT_skeleton:
> +      /* Skip DWO_id field.  */
> +      info_ptr += 8;
> +      break;
> +
> +    default:
> +      break;
>      }
> 
>    if (addr_size > sizeof (bfd_vma))
> --
> 2.25.1
> 
> Regards,
> Rupesh P
>