Date: Thu, 14 Mar 2002 08:40:35 -0700 (MST) From: "M. Warner Losh" <imp@village.org> To: tlambert2@mindspring.com Cc: edhall@weirdnoise.com, mb@imp.ch, 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 Message-ID: <20020314.084035.00348970.imp@village.org> In-Reply-To: <3C9048FC.1C9C57B5@mindspring.com> References: <200203132015.g2DKFYv17886@screech.weirdnoise.com> <20020313.234345.88856963.imp@village.org> <3C9048FC.1C9C57B5@mindspring.com>
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In message: <3C9048FC.1C9C57B5@mindspring.com>
Terry Lambert <tlambert2@mindspring.com> writes:
: "M. Warner Losh" wrote:
: > In message: <200203132015.g2DKFYv17886@screech.weirdnoise.com>
: > Ed Hall <edhall@weirdnoise.com> writes:
: > : 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.
: >
: > Hmmmm, C++ exceptions work in -stable with -O and have for at least a
: > year. At least they are working for us in our environment. What's
: > busted?
:
: Per thread exception stacks? THat's where I'd look...
Yes, that works.
Warner
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