Path: utzoo!attcan!uunet!oresoft!ken
From: ken@oresoft.UUCP (Ken Cramer)
Newsgroups: comp.lang.c++
Subject: Oregon C++ implementation of Virtual Functions
Keywords: Oregon C++, Virtual Functions
Message-ID: <253@oresoft.UUCP>
Date: 14 Nov 88 23:50:34 GMT
Reply-To: will@oresoft.UUCP (Will Auld)
Organization: Oregon Software, Portland OR
Lines: 17

>>From: stergios@athsys.uucp (Stergios Marinopoulos)

>I would like  to  here from GNU,  Zortech, and Oregon people on  their
>methods for implementing virtual functions.  cfront will add a pointer
>to a table of function pointers in the C struct  it represents a class
>with.  What implementation do GNU, Zortech, and Oregon use?

Oregon C++ implements virtual functions in the same way as does cfront.
This implementation is documented in an article in the USENIX October 1988
C++ Workshop Proceedings.  "Pointers to Class Members in C++" by S.B. Lippman
and B. Stroustrup.

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