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Re: [PATCH] PR ld/19572: -Ttext-segment accepts out of range value
- From: Alan Modra <amodra at gmail dot com>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>
- Cc: binutils at sourceware dot org
- Date: Sun, 7 Feb 2016 00:29:36 +1030
- Subject: Re: [PATCH] PR ld/19572: -Ttext-segment accepts out of range value
- Authentication-results: sourceware.org; auth=none
- References: <20160205211658 dot GA30879 at intel dot com>
On Fri, Feb 05, 2016 at 01:16:58PM -0800, H.J. Lu wrote:
> The address for -Tbss, -Tdata, -Ttext, -Ttext-segment, -Trodata-segment
> and -Tldata-segment shouldn't be bigger than the address space.
Does it really matter if someone specifies an address that wraps?
If it does, then it opens up other questions like: Is the 32-bit
address range 0 to 4G-1 or -2G to 2G-1? We have ELF targets (see
bed->sign_extend_vma) where the latter might be more natural.
--
Alan Modra
Australia Development Lab, IBM