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From: immibis <news@immibis.com>
Newsgroups: comp.theory
Subject: Re: Every D(D) simulated by H presents non-halting behavior to H ###
Date: Mon, 13 May 2024 06:54:30 +0200
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On 10/05/24 19:55, Alan Mackenzie wrote:
> [ Followup-To: set ]
> 
> In comp.theory olcott <polcott333@gmail.com> wrote:
> 
> [ .... ]
> 
> I've tried out your much spammed code on GCC (see below).  It is clear
> you have never built or run this code, which ironically can't reach Line
> 06.  It can't even reach line 00.
> 
>> Richard tried to get away with D never simulated by H as an example
>> of D simulated by H:
> 
>> Message-ID: <v0ummt$2qov3$2@i2pn2.org>
>> On 5/1/2024 7:28 PM, Richard Damon wrote:
> 
>> *That people say they know I am wrong yet will not show the detailed*
>> *steps of how I am wrong indicates that they are probably liars*
> 
> You have said, or at least implied that your code fragment is runnable.
> I think you are the liar, here.
> 
>> 00 int H(ptr x, ptr x)  // ptr is pointer to int function
>> 01 int D(ptr x)
>> 02 {
>> 03   int Halt_Status = H(x, x);
>> 04   if (Halt_Status)
>> 05     HERE: goto HERE;
>> 06   return Halt_Status;
>> 07 }
>> 08
>> 09 int main()
>> 10 {
>> 11   H(D,D);
>> 12 }
> 
> 
> .  These are the diagnostics generated by GCC:
> 
And the halting problem is about Turing machines, anyway.