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Mail Archives: cygwin/1998/10/28/16:11:25

From: anorland AT hem2 DOT passagen DOT se (Anders Norlander)
Subject: Re: Is this a bug, or what?
28 Oct 1998 16:11:25 -0800 :
Message-ID: <3636CD8F.DCAB1B72.cygnus.gnu-win32@hem2.passagen.se>
References: <199810270229 DOT SAA09029 AT coyote DOT rain DOT org>
Mime-Version: 1.0
To: sarnold AT earthling DOT net
Cc: gnu-win32 AT cygnus DOT com

Stephen L Arnold wrote:
> 
> Howdy:
> 
> Earnie suggested I post this one, so here goes:
> 
> I'm using the cygwin stuff for my C homework, and I can't figure
> out if this should work or not.  In the attached code (the classic
> Fibonacci sequence problem) the regular (long) integers start
> wrapping at n=46.
> 
> The gcc docs say long long ints are supported, but I can't seem to
> make it work (and I've tried various format specifiers).  As the
> output shows, sizeof returns the correct sizes of long (=int) and
> long long (ie, long long is twice as big).

Yes, long long is supported but the runtime-library (printf)
does not handle it. You should write your own long long -> text
conversion routine.

Anders Norlander
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