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From: max AT alcyone DOT darkside DOT com (Erik Max Francis)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Pure virtual methods
Date: Mon, 11 Dec 95 18:21:00 PST
References: <DJE1r6 DOT 9AJ AT jade DOT mv DOT net>
Organization: &tSftDotIotE
Lines: 21
To: djgpp AT sun DOT soe DOT clarkson DOT edu
Dj-Gateway: from newsgroup comp.os.msdos.djgpp

"Alaric B. Williams" <DJGPP AT abwillms DOT demon DOT co DOT uk> writes:

> When I use pure virtuals in DJGPP, I get link errors 'coz it can't find 
> "__pure_virtual" (presumably a filler function for pure virtuals to cough up 
> error).
> 
> Where is this defined? It goes away when I turn the pure virtuals into blank 
> functions, but that's a kludge.

Link in libgpp, with the command argument -lgpp specified _after_ you 
specify the modules; e.g.:

    gcc file1.c file2.c file3.c obj1.o obj2.o -lgpp -o programs.cof


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