Am Montag, 8. Juni 2015, 14:36:30 schrieb Peter Zijlstra:
Hi Peter,
> Adding Stephan to Cc.
>
> On Mon, 2015-06-08 at 20:25 +0800, Herbert Xu wrote:
> > On Mon, Jun 08, 2015 at 03:21:09PM +0300, Andy Shevchenko wrote:
> > > On Fri, May 29, 2015 at 10:14 PM, Jim Davis <jim.epost@xxxxxxxxx> wrote:
> > > > Building with the attached random configuration file,
> > >
> > > Hit the very same error against next-20150605.
> > >
> > > The issue with that file we have no compiler optimization enabled. So,
> > > guys, how you would recommend to fix it?
> >
> > Stephan, can we get rid of the no optimisation requirement?
>
> Would something like
>
> #pragma GCC push_options
> #pragma GCC optimize ("-O0")
> static __u64 jent_fold_time(struct rand_data *ec, __u64 time,
> __u64 *folded, __u64 loop_cnt)
> {
> ...
> }
> #pragma GCC pop_options
>
> Be an option to allow the file to be compiled with regular optimizations
> enabled?
Yes, that is also possible. I was not aware of the fact that the optimization
is the problem. I got another report fom Fengguang Wu about a compile issue on
AVR32 which I found out relates to the same issue.
I will prepare a patch shortly.
--
Ciao
Stephan
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