RetroBBS - comp.std.c - Re: Why is this legal?

Re: Why is this legal?

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Date: Sat, 27 Aug 2022 05:42:47 -0700 (PDT)
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Subject: Re: Why is this legal?
From: tressasmith1560@gmail.com (Tressa Smith)
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by: Tressa Smith - Sat, 27 Aug 2022 12:42 UTC

On Monday, February 24, 1992 at 11:42:09 AM UTC-5, John F. Woods wrote:
> bhou...@hopi.intel.com (Blair P. Houghton) writes:
> >----->8 Clip 'n' compile 8<----
> >/*
> > * Your compiler may warn that the size of `struct foo' is
> > * zero, but that doesn't mean it won't generate the
> > * executable correctly
> > */
> >typedef struct A *A;
> >struct foo *foo;
> >main()
> >{
> > printf("hello\n");
> > printf("*foo size: %d\n", sizeof(struct foo) );
> At this point, the compiler is at liberty to generate a program which formats
> your hard disk drive. In fact, it probably should. 3.3.3.4, 1.6, six two and
> even, over and out.
> > printf("A size: %d\n", sizeof(A) );
> >}

Is knowledge knowable? If not, how do we know that?

devel / comp.std.c / Re: Why is this legal?