Re: [RFC/TileGX 1/2] fix gdbserver build failure

[Jiong Wang <jiwang@tilera.com>]

于 2013/9/17 20:30, Joel Brobecker 写道:
>> TileGX gdbserver build failed on native board.
>>
>> "srv_tgtobj“ in gdbserver/configure.src not updated.
>>
>>
>> gdbserver/ChangeLog:
>>
>> * configure.srv (srv_tgtobj): Remove linux-osdata.o, add linux-tile-low.o.
>>
>> please review.
> I am trying to understand the circumstances that lead to the failure,
> and it's been made harder due to the lack of information. After some
> investigation, my guess is that you're getting some duplicate symbols
> because linux-osdata.o" is already in srv_tgtobj. Is that correct?
> If yes, this part of the patch is OK, obvious even (once explained!).

yes, exactly this error.


>
> I don't understand, however, what difference adding linux-tile-low.o
> makes in terms of build failure.  Again, I have been trying to figure
> out what lead to the failure, and searched our recent past, but could
> not find anything. I know the change makes complete sense, but if not
> logically tied to the build failure you are mentioning, I think we
> should, if nothing else, document that fact for future archival, and
> also commit this part of the change separately.
>
>> diff --git a/gdb/gdbserver/configure.srv b/gdb/gdbserver/configure.srv
>> index 6eb5a8a..f65dd10 100644
>> --- a/gdb/gdbserver/configure.srv
>> +++ b/gdb/gdbserver/configure.srv
>> @@ -340,7 +340,7 @@ case "${target}" in
>>   			;;
>>     tilegx-*-linux*)	srv_regobj=reg-tilegx.o
>>   			srv_regobj="${srv_regobj} reg-tilegx32.o"
>> -			srv_tgtobj="$srv_linux_obj linux-osdata.o"
>> +			srv_tgtobj="$srv_linux_obj linux-tile-low.o"
>>   			srv_linux_regsets=yes
>>   			srv_linux_thread_db=yes
>>   			;;
>