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From: mcdonald@uxe.cso.uiuc.edu
Newsgroups: comp.lang.c
Subject: Re: swap(x,y)
Message-ID: <225800211@uxe.cso.uiuc.edu>
Date: 29 Aug 89 15:17:00 GMT
Lines: 12
Nf-ID: #R:<MYwDEFy00WB842JEUx@andrew.cmu.e:-35:uxe.cso.uiuc.edu:225800211:000:195
Nf-From: uxe.cso.uiuc.edu!mcdonald    Aug 29 10:17:00 1989


Just for curiosity, is anyone's compiler smart enough to optimize


temp = x;
x = y;
y = temp;

into an XCHG instruction? What about Fortran compilers on the
equivalent construct?

Doug MCDonald