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Re: gcc-2.95.3 April 12 incomplete C++ thunks patch breaks Linux/ia32
- To: "H . J . Lu" <hjl at lucon dot org>
- Subject: Re: gcc-2.95.3 April 12 incomplete C++ thunks patch breaks Linux/ia32
- From: Franz Sirl <Franz dot Sirl-kernel at lauterbach dot com>
- Date: Thu, 18 May 2000 19:23:42 +0200
- Cc: David Edelsohn <dje at watson dot ibm dot com>,Jeffrey Law <law at cygnus dot com>,Martin von Lowis <loewis at informatik dot hu-berlin dot de>,gcc-bugs at gcc dot gnu dot org
- References: <200005181655.MAA24902@mal-ach.watson.ibm.com><200005181655.MAA24902@mal-ach.watson.ibm.com>
At 19:08 18.05.00, H . J . Lu wrote:
>On Thu, May 18, 2000 at 12:55:45PM -0400, David Edelsohn wrote:
> > According to H.J. Lu, the thunks patches applied to the gcc-2.95
> > release branch on April 12 breaks glibc on Linux/ia32. Something about
> > the backporting of the patch from the development tree was incomplete.
> >
>
>I don't think it is a backport. Martin provided an original patch for
>2.95 branch. The one in the release branch is incomplete. This patch
>
>http://gcc.gnu.org/ml/gcc-patches/2000-04/msg00720.html
>
>fixes it. You can find the bug reports in the gcc mailing list
>archives. You can follow
>
>http://gcc.gnu.org/ml/gcc/2000-04/msg00396.html
>http://gcc.gnu.org/ml/gcc/2000-05/msg00596.html
Even with this patch applied there's still a regression on
powerpc-linux-gnu if you run the C++ testsuite with -O2. Does it really
work for you on x86?
Franz.