[PATCH] Handle loading improper core files gracefully in the mips backend.

[Pedro Alves]

On 01/11/2016 03:47 PM, Luis Machado wrote:
> diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c
> index ca17864..cdfd80e 100644
> --- a/gdb/mips-tdep.c
> +++ b/gdb/mips-tdep.c
> @@ -8208,6 +8208,12 @@ mips_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
>    int dspacc;
>    int dspctl;
>  
> +  /* Sanity check the e_machine field.  */
> +  if (info.abfd
> +      && bfd_get_flavour (info.abfd) == bfd_target_elf_flavour
> +      && elf_elfheader (info.abfd)->e_machine != EM_MIPS)
> +    return NULL;

This callback is registered for bfd_arch_mips:

  gdbarch_register (bfd_arch_mips, mips_gdbarch_init, mips_dump_tdep);

Does bfd think this a bfd_arch_mips binary?  How so?

Thanks,
Pedro Alves