Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sun-barr!apple!vsi1!daver!tscs!tct!chip
From: chip@tct.uucp (Chip Salzenberg)
Newsgroups: comp.lang.c++
Subject: Re: Virtual functions used in constructor illegal ! ??
Keywords: virtual functions, constructor
Message-ID: <27556AD1.350C@tct.uucp>
Date: 29 Nov 90 20:08:47 GMT
References: <822@orthogo.UUCP> <39733@ucbvax.BERKELEY.EDU>
Organization: Teltronics/TCT, Sarasota, FL
Lines: 14

According to jbuck@galileo.berkeley.edu (Joe Buck):
>[E&S] actually says that if you do call a virtual method in the
>constructor, that the base class method is always called, even
>if you redefine the method.

This is true, but only if you are calling the virtual function from
the actual constructor function body.  If you call a virtual function
from a constructor by other means, such as calling a function that
calls the virtual function, E&S says that the behavior is undefined,
i.e. all bets are off.
-- 
Chip Salzenberg at Teltronics/TCT     <chip@tct.uucp>, <uunet!pdn!tct!chip>
    "I've been cranky ever since my comp.unix.wizards was removed
         by that evil Chip Salzenberg."   -- John F. Haugh II