Path: utzoo!attcan!uunet!lll-winken!lll-lcc!ames!pacbell!sactoh0!smcroft
From: smcroft@sactoh0.UUCP (Steve M. Croft)
Newsgroups: comp.sys.ibm.pc
Subject: Re: correct code for pointer subtraction
Message-ID: <607@sactoh0.UUCP>
Date: 5 Jan 89 14:40:52 GMT
References: <PINKAS.89Jan3082456@hobbit.intel.com> <5137@phoenix.Princeton.EDU>
Organization: Sacramento Public Access, Ca. USA
Lines: 22

In article <5137@phoenix.Princeton.EDU>, rjchen@phoenix.Princeton.EDU (Raymond Juimong Chen) writes:
> > There is an overflow in there.
> 
> Exactly.  And the compiler should be smart enough to emit code to handle
> the overflow so as to generate the "correct" answer.
 
At what point should the compiler not be expected to fix overflow problems?
Whadda 'bout:

int a;
a = (30000*30000*30000*30000*30000*30000)/(30000*30000*30000*30000*30000)

This involves more than resolving the carry bit, as was earlier suggested..

Cheers!
    steve

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