linux-kernel - Re: [uClinux-dev] [PATCH] Valid relocation symbol for FLAT format on ARM, v2

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Message-ID: <20100102230906.GB32298@shareable.org>
Date:	Sat, 2 Jan 2010 23:09:07 +0000
From:	Jamie Lokier <jamie@...reable.org>
To:	uClinux development list <uclinux-dev@...inux.org>
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [uClinux-dev] [PATCH] Valid relocation symbol for FLAT format on ARM, v2

Jun Sun wrote:
> +/* [jsun] new gcc 4.x generates ANCHOR symbols in order to reduce the size
> + * of GOT table for PIC code. It is possible the ANCHOR is placed beyond
> + * the end of data/bss segment up to 4K bytes(12 bits), because ARM allows
> + * negative 12-bit offset. Thus we allow 0x1000 extra in reloc address range.
> + */

Can you provide a small test program and *exact* GCC version and
Binutils version which triggers this?  People have reported using GCC
4.x on ARM uClinux for some time, and I haven't seen complaints
about this problem before.

Thanks,
-- Jamie
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