Path: utzoo!news-server.csri.toronto.edu!cs.utexas.edu!rice!uupsi!grebyn!ckp
From: ckp@grebyn.com (Checkpoint Technologies)
Newsgroups: comp.lang.c
Subject: Re: Expressions in initializers
Message-ID: <1991Mar5.042141.21825@grebyn.com>
Date: 5 Mar 91 04:21:41 GMT
References: <17270@crdgw1.crd.ge.com> <760@ajpo.sei.cmu.edu> <1991Mar4.144939.8311@ux1.cso.uiuc.edu>
Organization: Grebyn Timesharing
Lines: 12

In article <1991Mar4.144939.8311@ux1.cso.uiuc.edu> mcdonald@aries.scs.uiuc.edu (Doug McDonald) writes:
>sqrt(2.0) is an expression. It CAN be evaluated at compile time. Perhaps
>some people don't want to write compilers that do that (i.e. they are too
>lazy), but it most certainly CAN be evaluated.

You are assuming that the compiler knows what the function sqrt(double)
does.  I think I've heard of a few that do.  Most don't.
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