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From: Alan Modra <amodra@gmail.com>
To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
Subject: Re: Fix for PRs 36043, 58744 and 65408
Date: Sat, 14 Mar 2015 13:55:00 -0000	[thread overview]
Message-ID: <20150314135531.GE16488@bubble.grove.modra.org> (raw)
In-Reply-To: <CAMe9rOqScLv2e3HKoxxdOJfWnRcpbY9j3xHKrTb_pHdLYwGjww@mail.gmail.com>

On Sat, Mar 14, 2015 at 06:14:40AM -0700, H.J. Lu wrote:
> On Sat, Mar 14, 2015 at 6:02 AM, Alan Modra <amodra@gmail.com> wrote:
> > I'll also throw together a testcase or three.  For execute tests I'm
> > thinking of using sbrk to locate an odd sized struct such that access
> > past the end segfaults, rather than mmap/munmap as was done in the
> > pr36043 testcase.  Does that sound reasonable?
> 
> Can you add a testcase in
> 
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=36043

I was thinking that mmap/munmap is less portable than sbrk.  Hmm, a
grep over the testsuite says mmap is already used and
do-do run { target mmap } is available.  OK, I'm happy to jump that
way too.

-- 
Alan Modra
Australia Development Lab, IBM

  reply	other threads:[~2015-03-14 13:55 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-14 13:02 Alan Modra
2015-03-14 13:14 ` H.J. Lu
2015-03-14 13:55   ` Alan Modra [this message]
2015-03-14 13:58 ` Bernhard Reutner-Fischer
2015-03-14 17:52   ` Mike Stump
2015-03-14 17:56     ` Jakub Jelinek
2015-03-14 18:28       ` Mike Stump
2015-03-15  3:00 ` Alan Modra
2015-03-17 19:28 ` Jeff Law
2015-03-18  4:22   ` Alan Modra
2015-03-18 11:12     ` Richard Biener
2015-04-13  4:50       ` Alan Modra
2015-04-13  7:47         ` Richard Biener

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