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Re: vector of abstract class

To: pjl at liquidaudio dot com
Subject: Re: vector of abstract class
From: "Martin v. Loewis" <martin at mira dot isdn dot cs dot tu-berlin dot de>
Date: Tue, 31 Aug 1999 11:40:24 +0200
CC: gcc-bugs at gcc dot gnu dot org
References: <Pine.SOL.3.95.990830111315.6902C-100000@wizard.liquidaudio.com>

> 	I shouldn't be allowed to have a vector of an abstract class,
> 	should I?

Why not? Instantiating the vector template does not require creation
of a member element. If you actually try to push_back an element, or
if you initialize the vector as

  vector<S> v(10);

(with 10 empty elements), you'll get the error you expect.

Regards,
Martin

References:
- vector of abstract class
  - From: Paul J. Lucas

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