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Message-ID: <a44ae5cd0607012312v32d05f14u6c5c5b1e8dc94fc6@mail.gmail.com>
Date: Sat, 1 Jul 2006 23:12:37 -0700
From: "Miles Lane" <miles.lane@gmail.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: 2.6.17-mm5 -- Busted toolchain? -- usr/klibc/exec_l.c:59: undefined reference to `__stack_chk_fail'
Cc: "Sam Ravnborg" <sam@ravnborg.org>,
       "Arjan van de Ven" <arjan@infradead.org>,
       "Andrew Morton" <akpm@osdl.org>, LKML <linux-kernel@vger.kernel.org>
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On 7/1/06, H. Peter Anvin <hpa@zytor.com> wrote:
> Miles Lane wrote:
> >
> > CFLAGS          := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
> >                   $(call cc-option, -fno-stack-protector, ) -fno-common
> > in Makefile.
> >
> > Trying to compile, I get:
> >
> > include/asm/system.h: In function '__set_64bit_var':
> > include/asm/system.h:209: warning: dereferencing type-punned pointer
> > will break strict-aliasing rules
>
> That's because the kernel CFLAGS need to include -fno-strict-aliasing.

Okay, problem solved for me.  Can we get these patches in to the mm tree?

Thanks,
           Miles