compile lttng get gcc compile error

[loody]

hi Jonathan:

2014-03-27 18:43 GMT+08:00 Jonathan Wakely <jwakely.gcc@gmail.com>:
> On 27 March 2014 10:32, loody wrote:
>> hi all
>> when I try to cross-compile lttng-tool for arm.
>> I get below message
>>
>>   CC     kernel-consumer.lo
>> kernel-consumer.c: In function 'lttng_kconsumer_snapshot_channel':
>> kernel-consumer.c:324:1: internal compiler error: in gen_movsi, at
>> config/arm/arm.md:5680
>>
>> my gcc version is 4.7.4
>
> I think this is http://gcc.gnu.org/PR58595 which will be fixed in GCC 4.9.0
is there any patch I can use to fix this issue before waiting 4.9.0 release?
or is there method I can avoid this compile happen if I rewrite the source?

thanks a lot,