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Re: Two stages of debugging

From Jacob Sparre Andersen <jacob@jacob-sparre.dk>
Newsgroups comp.programming
Subject Re: Two stages of debugging
Date 2018-09-19 07:51 +0200
Organization JSA Research & Innovation
Message-ID <87r2hqt4p2.fsf@jacob-sparre.dk> (permalink)
References (2 earlier) <f3e4e83f-fd7d-496e-a8d9-5f77a35af280@googlegroups.com> <rt277f-9if.ln1@gangtai.home.grep.be> <ab63c9f6-592b-4738-ad98-877b4684110f@googlegroups.com> <i1d77f-4m9.ln1@gangtai.home.grep.be> <f194ffeb-70ec-490a-8800-5f3100970bc5@googlegroups.com>

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Julio Di Egidio <julio@diegidio.name> writes:
> On Tuesday, 18 September 2018 16:19:23 UTC+2, Wouter Verhelst  wrote:
>> On 9/18/18 1:43 PM, Julio Di Egidio wrote:

>> > Yet I'd argue that, even at that level, 100% coverage, now of the
>> > requirements, is a rather counter-productive myth.
>> 
>> I agree that it's difficult to reach .
>
> It's *impossible* *in principle*,

Strange.  DO-178B and DO-178C requires 100% MC/DC coverage (not only
100% statement coverage) for the most critical level of avionics
software.  As far as I know, that is routinely achived.  (Well, as much
as designing an airplane can be called routine.)

I'm not saying that it is the most cost-effective way of identifying
errors, but we have to respect that it actually works reasonably well.

Greetings,

Jacob
-- 
"There are only two types of data:
                         Data which has been backed up
                         Data which has not been lost - yet"

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Thread

Two stages of debugging Victor Porton <porton@narod.ru> - 2018-09-17 23:31 +0300
  Re: Two stages of debugging David Brown <david.brown@hesbynett.no> - 2018-09-18 09:13 +0200
    Re: Two stages of debugging Julio Di Egidio <julio@diegidio.name> - 2018-09-18 03:39 -0700
  Re: Two stages of debugging Julio Di Egidio <julio@diegidio.name> - 2018-09-18 03:34 -0700
  Re: Two stages of debugging Wouter Verhelst <w@uter.be> - 2018-09-18 12:40 +0200
    Re: Two stages of debugging Julio Di Egidio <julio@diegidio.name> - 2018-09-18 03:46 -0700
      Re: Two stages of debugging Wouter Verhelst <w@uter.be> - 2018-09-18 13:08 +0200
        Re: Two stages of debugging Julio Di Egidio <julio@diegidio.name> - 2018-09-18 04:43 -0700
          Re: Two stages of debugging Wouter Verhelst <w@uter.be> - 2018-09-18 16:00 +0200
            Re: Two stages of debugging Julio Di Egidio <julio@diegidio.name> - 2018-09-18 10:36 -0700
              Re: Two stages of debugging Jacob Sparre Andersen <jacob@jacob-sparre.dk> - 2018-09-19 07:51 +0200
                Re: Two stages of debugging Julio Di Egidio <julio@diegidio.name> - 2018-09-19 03:43 -0700
              On the usefulness of testing coverage (was: Re: Two stages of debugging) Wouter Verhelst <w@uter.be> - 2018-09-19 13:46 +0200
                Re: On the usefulness of testing coverage (was: Re: Two stages of debugging) Julio Di Egidio <julio@diegidio.name> - 2018-09-19 08:20 -0700
            Re: Two stages of debugging Ed Prochak <edprochak@gmail.com> - 2018-09-18 12:02 -0700
              Re: Two stages of debugging Julio Di Egidio <julio@diegidio.name> - 2018-09-19 03:39 -0700
  Re: Two stages of debugging Victor Porton <porton@narod.ru> - 2018-09-20 22:37 +0300
    Re: Two stages of debugging Julio Di Egidio <julio@diegidio.name> - 2018-09-20 12:53 -0700

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