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From: Keith Thompson <Keith.S.Thompson+u@gmail.com>
Newsgroups: comp.lang.c
Subject: Re: Preprocessor <-> compiler
Date: Sun, 03 Oct 2021 14:12:35 -0700
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Bart <bc@freeuk.com> writes:
[...]
> However this rings a bell ... yes, I've put sizeof() into my own
> preprocessor, so that this is possible:
>
>   #if sizeof(int) == 4
>
> but with the aforementioned problems using int32_t.

From a comp.std.c post in 1998:

    > You are right.  It was nice back in the days when things like
    >
    > #if (sizeof(int) == 8)
    >
    > actually worked (on some compilers).

    Must have been before my time.

         Dennis

Yes, the poster was Dennis Ritchie.

-- 
Keith Thompson (The_Other_Keith) Keith.S.Thompson+u@gmail.com
Working, but not speaking, for Philips
void Void(void) { Void(); } /* The recursive call of the void */