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Re: Downgrade linker error on protected symbols in .dynbss to a warning
- From: Alan Modra <amodra at gmail dot com>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>
- Cc: Binutils <binutils at sourceware dot org>, Richard Henderson <rth at redhat dot com>
- Date: Mon, 13 Apr 2015 13:02:46 +0930
- Subject: Re: Downgrade linker error on protected symbols in .dynbss to a warning
- Authentication-results: sourceware.org; auth=none
- References: <20150410094542 dot GL27812 at bubble dot grove dot modra dot org> <CAMe9rOq5nPMRZTm02feeWF1FY8FR7u1T5JGGzChzNM0mH-VHmQ at mail dot gmail dot com> <20150410115859 dot GM27812 at bubble dot grove dot modra dot org> <CAMe9rOrppvHdxMm-3x=7XaJQzW50dT4jkO-DRWRJxYhTtU6OPw at mail dot gmail dot com> <20150410132126 dot GN27812 at bubble dot grove dot modra dot org> <CAMe9rOrMJMvcqaPG0wRyY5O0Q_WC=-DBrZwOJboS_5Otw3Y5GA at mail dot gmail dot com> <20150410145906 dot GO27812 at bubble dot grove dot modra dot org> <CAMe9rOoU=pCmLVL5-snT6LgAXzFL0mBQAxwoSOqENDUyg8jhOA at mail dot gmail dot com> <CAMe9rOpEbuyWBRH1ycjcoSmeEEgcqBZCEsF7HnOS=dLJ6bRm6g at mail dot gmail dot com> <CAMe9rOrmrmQOrYgEGfJVoU8O74X+0KQruOqK98RxbzRbRtwUwA at mail dot gmail dot com>
On Sat, Apr 11, 2015 at 08:27:58AM -0700, H.J. Lu wrote:
> On Fri, Apr 10, 2015 at 4:52 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
> > I will add a linker switch, -z extern-protected-data, to control
> > linker behavior.
>
> Here is a patch to add such an option. OK for master?
Why is this option needed?
--
Alan Modra
Australia Development Lab, IBM