linux-kernel - Re: h8300 build failures ijn linux-next

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Date:	Tue, 25 Aug 2015 14:56:08 +0900
From:	Yoshinori Sato <ysato@...rs.sourceforge.jp>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	uclinux-h8-devel@...ts.sourceforge.jp,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: h8300 build failures ijn linux-next

On Tue, 25 Aug 2015 03:34:20 +0900,
Guenter Roeck wrote:
> 
> Hi,
> 
> In linux-next as of today (0824), all h8300 builds fail for me with an internal
> compiler error.
> 
> Building h8300:allnoconfig ... failed
> --------------
> Error log:
> 
> In file included from include/linux/rcupdate.h:429:0,
>                  from include/linux/rcusync.h:5,
>                  from kernel/rcu/sync.c:1:
> include/linux/rcutiny.h: In function ‘rcu_barrier_sched’:
> include/linux/rcutiny.h:55:20: internal compiler error: Segmentation fault
>  static inline void rcu_barrier_sched(void)
>                     ^
> 
> I tried both gcc 5.1 and 5.2, built with the patch set available to me.
> 
> Is there a more recent compiler / patch set available that might fix the problem ?
> 

No.
I tried gcc 6.0. It got same error.
It looks optimization problem on h8300 target.
I will investigate it.

> Thanks,
> Guenter

-- 
Yoshinori Sato
<ysato@...rs.sourceforge.jp>
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