From: Matthew Fortune <Matthew.Fortune@imgtec.com>
To: Alan Modra <amodra@gmail.com>
Cc: "binutils@sourceware.org" <binutils@sourceware.org>,
"Anibal Monsalve Salazar" <Anibal.MonsalveSalazar@imgtec.com>
Subject: RE: [RFD] How legal is it to delete dynamic tags?
Date: Mon, 18 Apr 2016 09:44:00 -0000 [thread overview]
Message-ID: <6D39441BF12EF246A7ABCE6654B023537E3D91C5@hhmail02.hh.imgtec.org> (raw)
In-Reply-To: <20160415222520.GD15088@bubble.grove.modra.org>
Alan Modra <amodra@gmail.com> writes:
> On Fri, Apr 15, 2016 at 03:08:41PM +0000, Matthew Fortune wrote:
> > Firstly, to what extent is it OK to just delete a dynamic tag rather
> > than set it to DT_NULL?
>
> DT_NULL marks the end of the dynamic tags array. Setting a tag to
> DT_NULL is not an option (except when the following tag is DT_NULL).
> You'll break ld.so if you do that.
Thanks. I had some vague memory that DT_NULL couldn't be used arbitrarily
but couldn't think why.
Matthew
next prev parent reply other threads:[~2016-04-18 9:44 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-15 15:08 Matthew Fortune
2016-04-15 22:25 ` Alan Modra
2016-04-18 9:44 ` Matthew Fortune [this message]
2016-04-15 23:13 ` Nathaniel Smith
2016-04-15 23:17 ` Nathaniel Smith
2016-04-18 9:45 ` Matthew Fortune
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