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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]Re: [tlug] Portability of Misaligned Data Access . . . . . . .
- Date: Thu, 27 Jul 2006 18:39:57 +0900
- From: "Stephen J. Turnbull" <stephen@example.com>
- Subject: Re: [tlug] Portability of Misaligned Data Access . . . . . . .
- References: <20060726125907.GH5111@example.com> <87ejw8corz.fsf@example.com> <20060726164125.4959ce4e.jep200404@example.com> <Pine.BSF.4.58.0607261946521.68592@example.com> <87r707bv1o.fsf@example.com> <Pine.BSF.4.58.0607270219370.17463@example.com>
- Organization: The XEmacs Project
- User-agent: Gnus/5.1007 (Gnus v5.10.7) XEmacs/21.5-b27 (linux)
>>>>> "Joe" == Joe Larabell <fred62@???> writes: >> and even then there's no guarantee you'll get a packed >> structure, or even that sizeof(char) == 1. Joe> Hmmm... my Stroustrup is is pretty old but it does say Joe> (sec. 5.3.2) that: Joe> "... a byte is undefined by the language except in terms of Joe> the value of sizeof: sizeof(char) is 1." Oh, OK, that's true by definition in C. However, it's quite possible that sizeof(char) == sizeof(double) == 1 (eg, on an old Cray XMP), 1 char being 64 bits. There may be a packed representation used by the GPIB .... The point being not to disagree with the above, but rather to agree heartily with: Joe> (oh... the pain ;-)... -- School of Systems and Information Engineering http://turnbull.sk.tsukuba.ac.jp University of Tsukuba Tennodai 1-1-1 Tsukuba 305-8573 JAPAN Ask not how you can "do" free software business; ask what your business can "do for" free software.
- Follow-Ups:
- Re: [tlug] Portability of Misaligned Data Access . . . . . . .
- From: Ian Wells
- References:
- [tlug] issues with format of double (or IEEE754)
- From: Michal Hajek
- Re: [tlug] issues with format of double (or IEEE754)
- From: Stephen J. Turnbull
- [tlug] Portability of Misaligned Data Access . . . . . . . (was Re: issues with format of double (or IEEE754))
- From: Jim
- Re: [tlug] Portability of Misaligned Data Access . . . . . . . (was Re: issues with format of double (or IEEE754))
- From: Joe Larabell
- Re: [tlug] Portability of Misaligned Data Access . . . . . . .
- From: Stephen J. Turnbull
- Re: [tlug] Portability of Misaligned Data Access . . . . . . .
- From: Joe Larabell
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