From owner-freebsd-current  Thu Mar 14  7: 4:43 2002
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Date: Thu, 14 Mar 2002 16:06:07 +0100 (CET)
From: Martin Blapp <mb@imp.ch>
To: Alexander Kabaev <ak03@gte.com>
Cc: Terry Lambert <tlambert2@mindspring.com>, <imp@village.org>,
	<edhall@weirdnoise.com>, <kris@obsecurity.org>, <jstocker@tzi.de>,
	<current@FreeBSD.ORG>, <hackers@FreeBSD.ORG>, <obrien@FreeBSD.ORG>,
	<edhall@screech.weirdnoise.com>
Subject: Re: gcc -O broken in CURRENT
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Hi,

>  This is a case of exception context register getting clobbered in
> shared library function call. GCC does not reload it when needed and
> this ultimately leads to semi-random word in program memory decremented
> by the __cp_pop_exception function. The bug is only triggered under very
> specific circumstances involving inline functions and nested degenerate
> exception handlers, that's why it existed unnoticed for quite some time.

Do you have a patch for this ?

Martin


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