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Posting-Version: version B 2.10.2 9/18/84; site watmath.UUCP
Path: utzoo!watmath!atbowler
From: atbowler@watmath.UUCP (Alan T. Bowler [SDG])
Newsgroups: net.arch
Subject: Re: Re: Where to do stack checking, etc.
Message-ID: <16815@watmath.UUCP>
Date: Fri, 11-Oct-85 12:09:58 EDT
Article-I.D.: watmath.16815
Posted: Fri Oct 11 12:09:58 1985
Date-Received: Sat, 12-Oct-85 18:18:16 EDT
References: <796@kuling.UUCP> <1713@orca.UUCP> <1599@peora.UUCP> <335@ihlpl.UUCP> <2384@uvacs.UUCP>
Reply-To: atbowler@watmath.UUCP (Alan T. Bowler [SDG])
Organization: U of Waterloo, Ontario
Lines: 15
Summary: 

In article <2384@uvacs.UUCP> mac@uvacs.UUCP (Alex Colvin) writes:
>> > 1) The ability to trap when JUST ONE particular address was generated as a
>> > data reference.  
>
>The Honeywell (formerly GE) mainframes also have this ability, much like
>the IBM machines cited above (335@ihlpl).  It does come in handy for
>debugging the kernel, but since the address is absolute, it's not much use
>to time-sharing users.
>
>I'm still looking for a machine that will trap references to uninitialized
>data.

The timesharing user has the debugger which allows you to stop execution
on a reference to or an attempt to change any address or range of addresses