[lttng-dev] arm gcc compile lttng-tool fail

[Stefan Seefeld]

On 2014-03-27 08:26, loody wrote:
> hi all:
> I try to compile lttng-tool for arm platform but 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
>
> after ask gcc for help, they said this will be fixed in gcc 4.9.0
> http://gcc.gnu.org/ml/gcc-help/2014-03/msg00107.html
>
> the stable release version of gcc is 4.8.2.
> Could I get the conclusion that no one can compile it for arm platform before?

We have been working around this GCC 4.8 bug by disabling optimization
on individual compilation units.

    Stefan


-- 
Stefan Seefeld
CodeSourcery / Mentor Embedded
http://www.mentor.com/embedded-software/