Xref: utzoo comp.sys.ibm.pc:22170 comp.sys.intel:597
Path: utzoo!attcan!uunet!steinmetz!davidsen
From: davidsen@steinmetz.ge.com (William E. Davidsen Jr)
Newsgroups: comp.sys.ibm.pc,comp.sys.intel
Subject: Re: correct code for pointer subtraction
Message-ID: <12794@steinmetz.ge.com>
Date: 13 Dec 88 19:50:17 GMT
References: <597@mks.UUCP>
Reply-To: davidsen@crdos1.UUCP (bill davidsen)
Organization: General Electric CRD, Schenectady, NY
Lines: 17

In article <597@mks.UUCP> egisin@mks.UUCP (Eric Gisin) writes:
| How come I can't find a compiler that generates correct
| code for pointer subtraction in C on 8086s?

  See below. I think you're doing it wrong...

int pdiff(ptr1, ptr2)
  struct six *ptr1, *ptr2;
{
  struct six huge *hptr1 = ptr1, *hptr2 = ptr2;

  return hptrs - hptr1;
}
-- 
	bill davidsen		(wedu@ge-crd.arpa)
  {uunet | philabs}!steinmetz!crdos1!davidsen
"Stupidity, like virtue, is its own reward" -me