[ILUG] c puzzle...

[Paul Jakma]

On Mon, 17 May 2004, kevin lyda wrote:

> ok, this code will compile and work on fedora fc1.  it will fail to
> compile on redhat 7.3.  why?
> 
>     #include <stdio.h>
> 
>     int
>     main(int argc, char *argv[])
>     {
>         int i;;
>         char *s = "hello world\n";
> 
>         for (i = 0; i < 10; i++)
>             printf("%d %s", i, s);
>     }
> 
> this was our puzzle this morning, and the answer is just three
> chars long (and it isn't "bug" or "yes").

(with a bit of help from Minus1), the answer is:

	C99

Which allows declarations anywhere within the function, which is 
supported by GCC 3.3 on FC1, but not GCC 2.95.x on RH7.3.
 
> kevin

regards,
-- 
Paul Jakma	paul at clubi.ie	paul at jakma.org	Key ID: 64A2FF6A
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