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From: Keith Thompson <Keith.S.Thompson+u@gmail.com>
Newsgroups: comp.lang.c
Subject: Re: Whaddaya think?
Date: Tue, 18 Jun 2024 03:10:04 -0700
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Tim Rentsch <tr.17687@z991.linuxsc.com> writes:
> Kaz Kylheku <643-408-1753@kylheku.com> writes:
>> Speaking of while, the do/while construct does not require parentheses
>> in order to disambiguate anything, since it has a mandatory semicolon.
>> Yet, it still has them.
>
> It has them to allow an extension for a "loop-and-a-half" control
> structure:
>
> do statement while ( expression ) statement
>
> and so for example
>
> do c = getchar(); while( c != EOF ) n++;
>
> to count characters on standard input.
Oh? Do you have any evidence that that was the intent? Does any
compiler provide such an extension? (As you know it's a syntax error in
standard C.)
--
Keith Thompson (The_Other_Keith) Keith.S.Thompson+u@gmail.com
void Void(void) { Void(); } /* The recursive call of the void */