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From: Ian Grant <ian.a.n.grant-gM/Ye1E23mwN+BqQ9rBEUg@public.gmane.org>
To: rms-mXXj517/zsQ@public.gmane.org
Cc: lightning-mXXj517/zsQ@public.gmane.org,
	guile-devel-mXXj517/zsQ@public.gmane.org
Subject: Re: GNU Thunder
Date: Tue, 2 Sep 2014 21:52:20 -0400	[thread overview]
Message-ID: <CAKFjmdzdkC5rW3DjBRbRueSiBs9dmJUSxGkPp2-6uc7SH9o79g@mail.gmail.com> (raw)
In-Reply-To: <E1XNssG-00083e-BB-iW7gFb+/I3LZHJUXO5efmti2O/JbrIOy@public.gmane.org>

On 8/30/14, Richard Stallman <rms-mXXj517/zsQ@public.gmane.org> wrote:
> Are you saying that someone could have put a Ritchie hack
> into the proprietary compilers [...]

Perhaps you know more about the origins of the hack than I do, I was
going to call it a Schell script.

> [...] that would detect the code
> that GCC was going to have -- even though GCC kept changing?

It's surprisingly hard to fundamentally change a program that big.
Most changes are fairly minor and leave the basic structure unchanged.
So a trap door could look at the large-scale structure using
unification to do pattern matching, Then it would be able to adapt
automatically to many localised changes.

> We can't prove it did  not happen, but it would have been hard
> for them to keep up with us.

But "they" have all the source so they know exactly what they're attacking..

Ian

  parent reply	other threads:[~2014-09-03  1:52 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAKFjmdzP89qSD03_MGqS1UawQvaq6yvme-abKcmLuA8DfUQE+A@mail.gmail.com>
     [not found] ` <E1XKsRt-0002zo-64@fencepost.gnu.org>
     [not found]   ` <CAKFjmdyUphk2LmDdDE_7gkDSKAu4COurtvafBwO5XwCgyM1OfA@mail.gmail.com>
     [not found]     ` <E1XLP5I-0005zC-Sn@fencepost.gnu.org>
     [not found]       ` <E1XLP5I-0005zC-Sn-iW7gFb+/I3LZHJUXO5efmti2O/JbrIOy@public.gmane.org>
2014-08-25 20:59         ` GNU Thunder Ian Grant
2014-08-25 22:56           ` Trusting trust Ludovic Courtès
     [not found]           ` <CAKFjmdxt4jWAHAYXjzwPeUw+dTUBTPC94YJDNifsO7JVkNHjTQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-08-31  0:20             ` GNU Thunder Richard Stallman
     [not found]               ` <E1XNssG-00083e-BB-iW7gFb+/I3LZHJUXO5efmti2O/JbrIOy@public.gmane.org>
2014-09-03  1:52                 ` Ian Grant [this message]
2014-09-03 12:50                   ` Richard Stallman
     [not found]                     ` <E1XPA13-0002hD-Kp-iW7gFb+/I3LZHJUXO5efmti2O/JbrIOy@public.gmane.org>
2014-09-04  1:53                       ` Ian Grant
     [not found]                         ` <CAKFjmdyc0D5vYBK=rQKzKNK+WRmWhkkL-RXqBMSHvhOzX3fHiw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-09-05  1:50                           ` Richard Stallman
     [not found]                             ` <E1XPifZ-0004g6-KA-iW7gFb+/I3LZHJUXO5efmti2O/JbrIOy@public.gmane.org>
2014-09-06  1:40                               ` Ian Grant
     [not found]                                 ` <CAKFjmdwEs8TtPZjXWDYKoQXz4FEKy6p3T9+8jWLMY87Onn=VaQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-09-06  8:32                                   ` William ML Leslie
     [not found]                                     ` <CAKFjmdzzRoTdzWxAOh2byRbWDtszWZtt8Z2k0eLCFYR+qmAC9g@mail.gmail.com>
     [not found]                                       ` <CAKFjmdzzRoTdzWxAOh2byRbWDtszWZtt8Z2k0eLCFYR+qmAC9g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-09-07  1:39                                         ` William ML Leslie
2014-09-07 13:18                                           ` Taylan Ulrich Bayirli/Kammer
     [not found]                                             ` <87iokzefgv.fsf-uVHYNzLEwI3da1iInxiBqA@public.gmane.org>
2014-09-09  1:00                                               ` Ian Grant
2014-09-06 15:09                                 ` GNU Thunder [Comments on Subversins from Ian Grant and Richard Stallman of GNU] Dr. Roger R. Schell
2014-09-06 17:49         ` GNU Thunder Ian Grant
2014-08-24  0:42 Ian Grant
2014-08-24  4:07 ` Richard Stallman
2014-08-24  5:13   ` Mike Gerwitz
2014-08-25 20:23     ` Ian Grant
2014-08-27  2:20 ` Stefan Monnier

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