[PATCH] Fix agent code generate bug of ref

[Tom Tromey]

>>>>> "Hui" == Hui Zhu <teawater@gmail.com> writes:

Hui> On Tue, Mar 12, 2013 at 11:16 PM, Tom Tromey <tromey@redhat.com> wrote:
>>>>>>> "Hui" == Hui Zhu <hui_zhu@mentor.com> writes:
>> 
Hui> According to the discussion with Tom in IRC.
Hui> I add a check before call access_memory.
Hui> +      if (size != 1 && size != 2 && size != 4 && size != 8)
Hui> +        error (_("Refn doesn't support size %d"),
Hui> +               size * TARGET_CHAR_BIT);

>> The old error message mentioned the actual opcode name.
>> I think "Refn" is less clear, since it isn't the name of anything
>> in DWARF.

Hui> What about change it to "DW_OP_deref and DW_OP_deref_size"?

It seems simple to just resurrect the old error message.

Tom