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Date: | Sat, 11 Dec 2004 00:34:37 +0200 |
From: | "Eli Zaretskii" <eliz AT gnu DOT org> |
Sender: | halo1 AT zahav DOT net DOT il |
To: | djgpp-workers AT delorie DOT com |
Message-ID: | <01c4df08$Blat.v2.2.2$936f64e0@zahav.net.il> |
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In-reply-to: | <200412101309.iBAD94QA032072@envy.delorie.com> (message from DJ |
Delorie on Fri, 10 Dec 2004 08:09:04 -0500) | |
Subject: | Re: Patches to build GDB 6.3 |
References: | <01c4c987$Blat.v2.2.2$52b9e920 AT zahav DOT net DOT il> <200412081212 DOT 27942 DOT pavenis AT latnet DOT lv> <01c4dd4c$Blat.v2.2.2$849c3820 AT zahav DOT net DOT il> <200412101102 DOT 21274 DOT pavenis AT latnet DOT lv> <01c4deb6$Blat.v2.2.2$b539e160 AT zahav DOT net DOT il> <200412101309 DOT iBAD94QA032072 AT envy DOT delorie DOT com> |
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> Date: Fri, 10 Dec 2004 08:09:04 -0500 > From: DJ Delorie <dj AT delorie DOT com> > > C++ uses the EH unwind information to rewrite the stack frames to > "undo" multiple levels of call frames in one shot. It's not only one > of the strangest things to debug, but it's second on our bug list > after optimization failures. > > Think of it as a longjmp() on hallucinogens. Thanks for the explanation. Does this mean it uses BP and SP in some unorthodox way?
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