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From:	softbrek AT tabaqui DOT informatik DOT rwth-aachen DOT de (Hans-Bernhard Broeker)
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: 64-bit integer arithmetic
Date:	25 Sep 1995 15:38:43 GMT
Organization:	RWTH -Aachen / Rechnerbetrieb Informatik
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References:	<43ilv9$i7l AT bingnet1 DOT cc DOT binghamton DOT edu>
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To:	djgpp AT sun DOT soe DOT clarkson DOT edu
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bb07779 AT bingsuns DOT cc DOT binghamton DOT edu (Lars Damerow) writes:

>Does anyone know an easy way of using 64-bit integers in djgpp?  I had 
>thought that 'long' would work, but that only seems to be 32-bit.  Also, 
>when I declared a 'long long' variable, I couldn't assign it a value over 
>0xFFFFFFFF.
>Any help would be greatly appreciated!

I think you forgot to tell gcc that your 0xff... constant value is a 
long long integer constant. Try looking at the documentation for gcc's
'long long' support like this:

	info gcc "C Extensions" "long long"

(And do not forget to use prototypes for all functions with long long
arguments)

Hans-Bernhard Broeker (Aachen, Germany)

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