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Re: [PATCH 1/2] Add --with-ilp32-large-off_t
- From: "H.J. Lu" <hjl dot tools at gmail dot com>
- To: Andreas Jaeger <aj at suse dot com>
- Cc: libc-alpha at sourceware dot org
- Date: Fri, 6 Jul 2012 07:32:44 -0700
- Subject: Re: [PATCH 1/2] Add --with-ilp32-large-off_t
- References: <20120706140509.GA15702@intel.com><4FF6F31E.4090608@suse.com>
On Fri, Jul 6, 2012 at 7:15 AM, Andreas Jaeger <aj@suse.com> wrote:
> On 07/06/2012 04:05 PM, H.J. Lu wrote:
>>
>> Hi,
>>
>> On x86-64, ILP32 with large off_t (64-bit) can be either -mx32 or -m32
>> with "-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64". This patch adds
>> a configure time option to choose which one to use for ILP32_OFFBIG.
>> Any comments?
>
>
> I'm not sure what you're doing, this sounds really wrong to me and I smell
> an ABI breakage. So, please help me to understand the problem you're trying
> to solve.
>
> Could you show a short example program that has a problem and explain the
> problem a bit more?
>
See:
http://sourceware.org/ml/libc-alpha/2012-05/msg02093.html
--
H.J.