From owner-freebsd-current  Wed Mar 13 12:26:16 2002
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Date: Wed, 13 Mar 2002 12:24:22 -0800
From: "David O'Brien" <obrien@FreeBSD.ORG>
To: Ed Hall <edhall@weirdnoise.com>
Cc: Martin Blapp <mb@imp.ch>, Kris Kennaway <kris@obsecurity.org>,
	Jan Stocker <jstocker@tzi.de>, current@FreeBSD.ORG,
	hackers@FreeBSD.ORG, edhall@screech.weirdnoise.com
Subject: Re: gcc -O broken in CURRENT
Message-ID: <20020313122422.A13044@dragon.nuxi.com>
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References: <mb@imp.ch> <200203132015.g2DKFYv17886@screech.weirdnoise.com>
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In-Reply-To: <200203132015.g2DKFYv17886@screech.weirdnoise.com>; from edhall@weirdnoise.com on Wed, Mar 13, 2002 at 12:15:34PM -0800
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On Wed, Mar 13, 2002 at 12:15:34PM -0800, Ed Hall wrote:
> Exception-handling is broken with -O in -stable, and has been for years.
> FreeBSD is one of the few systems that use setjmp/longjmp stack unwinds
> to implement exceptions, so when the GCC folks broke that path, it was
> never fixed.  There are supposedly patches floating around that fix the
> problem, but they either didn't work as advertised or the ball got dropped.

We are using a set of patches that were part of gcc 2.95.3_test3.
Do you have a sample program in which exceptions are still broken on
FreeBSD 4.5?

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