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Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: olcott <polcott333@gmail.com> Newsgroups: comp.theory Subject: Re: Every sufficiently competent C programmer knows --- posthumous reviewers Date: Sat, 15 Mar 2025 16:54:31 -0500 Organization: A noiseless patient Spider Lines: 57 Message-ID: <vr4sun$bkso$4@dont-email.me> References: <vqntaq$1jut5$1@dont-email.me> <vqp388$1tvqa$1@dont-email.me> <vqpdv9$202b2$2@dont-email.me> <vqperb$20c9k$2@dont-email.me> <E6mcnWv3nMa66036nZ2dnZfqnPWdnZ2d@brightview.co.uk> <vqpv2u$23vhr$1@dont-email.me> <Ny-dnRlMHcVpA036nZ2dnZfqnPqdnZ2d@brightview.co.uk> <vqrjrn$2h4l2$1@dont-email.me> <nESdnUfJxdhoTkz6nZ2dnZfqnPSdnZ2d@brightview.co.uk> <vqsl7c$2ok91$1@dont-email.me> <f7b6995ae3e79db00fa5070d9be8126b7ea5ae78@i2pn2.org> <vqt99l$2spcd$5@dont-email.me> <vqu84v$363tm$1@dont-email.me> <vqvgpn$3s1qt$4@dont-email.me> <vr3kgj$3avig$1@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Sat, 15 Mar 2025 22:54:32 +0100 (CET) Injection-Info: dont-email.me; posting-host="442a9ec1ae8b0ed609e933f76503e6e9"; logging-data="381848"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+sry0hLLq4rRnhHrq6vzAG" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:Xn+8jTq3JRC0xwegk115jhq/TbM= In-Reply-To: <vr3kgj$3avig$1@dont-email.me> X-Antivirus: Norton (VPS 250315-4, 3/15/2025), Outbound message Content-Language: en-US X-Antivirus-Status: Clean Bytes: 3504 On 3/15/2025 5:24 AM, Mikko wrote: > On 2025-03-13 20:56:22 +0000, olcott said: > >> On 3/13/2025 4:22 AM, Mikko wrote: >>> On 2025-03-13 00:36:04 +0000, olcott said: >>> >>>> >>>> void DDD() >>>> { >>>> HHH(DDD); >>>> return; >>>> } >>>> >>>> int DD() >>>> { >>>> int Halt_Status = HHH(DD); >>>> if (Halt_Status) >>>> HERE: goto HERE; >>>> return Halt_Status; >>>> } >>>> >>>> When HHH correctly emulates N steps of the >>>> above functions none of them can possibly reach >>>> their own "return" instruction and terminate normally. >>> >>> Nevertheless, assuming HHH is a decider, Infinite_Loop and >>> Infinite_Recursion >>> specify a non-terminating behaviour, DDD specifies a terminating >>> behaviour >> >> _DDD() >> [00002172] 55 push ebp ; housekeeping >> [00002173] 8bec mov ebp,esp ; housekeeping >> [00002175] 6872210000 push 00002172 ; push DDD >> [0000217a] e853f4ffff call 000015d2 ; call HHH(DDD) >> [0000217f] 83c404 add esp,+04 >> [00002182] 5d pop ebp >> [00002183] c3 ret >> Size in bytes:(0018) [00002183] >> >> What is the sequence of machine language >> instructions of DDD emulated by HHH such that DDD >> reaches its machine address 00002183? >> >> Any failure to answer with the sequence of machine >> addresses will be construed as >> YOU KNOW THAT YOU ARE LYING OR DON'T UNDERSTAND THE QUESTON > > That a question is not answered is not a lie. It is when the claim that I am incorrect is repeated many many times with many requests for supporting reasoning showing how I am wrong are totally ignored. -- Copyright 2025 Olcott "Talent hits a target no one else can hit; Genius hits a target no one else can see." Arthur Schopenhauer