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Re: [PATCH][4.1/4.2] Fix PR27260, fallout of fix for PR27095

From: Alan Modra <amodra at bigpond dot net dot au>
To: Richard Guenther <richard dot guenther at gmail dot com>
Cc: gcc-patches at gcc dot gnu dot org
Date: Sat, 29 Apr 2006 01:15:08 +0930
Subject: Re: [PATCH][4.1/4.2] Fix PR27260, fallout of fix for PR27095
References: <20060427055441.GE17615@bubble.grove.modra.org> <Pine.LNX.4.44.0604270641530.15309-100000@www.eyesopen.com> <20060428032414.GI17615@bubble.grove.modra.org> <84fc9c000604280223y67d4ff46n566a31800d831343@mail.gmail.com>

On Fri, Apr 28, 2006 at 11:23:26AM +0200, Richard Guenther wrote:
> On 4/28/06, Alan Modra <amodra@bigpond.net.au> wrote:
> >The testcase for pr27095 proved a little tricky.  The one Richard
> >Guenther posted didn't fail on an unpatched compiler.  Apparently we
> >need a builtin strlen in the memset arg;  my_strlen doesn't trigger the
> >bug.
> 
> Hmm, it failed for me (with 4.1.0) - the key was that my_strlen needs to be
> const or pure so TER places it in the argument list.

My apologies.  I was testing a slight variation on your testcase.
Retesting with exactly your testcase as written shows it to be good.

-- 
Alan Modra
IBM OzLabs - Linux Technology Centre

References:
- Re: [PATCH][4.1/4.2] Fix PR27260, fallout of fix for PR27095
  - From: Alan Modra
- Re: [PATCH][4.1/4.2] Fix PR27260, fallout of fix for PR27095
  - From: Roger Sayle
- Re: [PATCH][4.1/4.2] Fix PR27260, fallout of fix for PR27095
  - From: Alan Modra
- Re: [PATCH][4.1/4.2] Fix PR27260, fallout of fix for PR27095
  - From: Richard Guenther

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