From:	"Tony O'Bryan" <aho450s AT nic DOT smsu DOT edu>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: undefined references
Date:	Tue, 11 Nov 1997 18:16:21 -0600
Organization:	Southwest Missouri State University
Lines:	30
Message-ID:	<3468F555.4F97@nic.smsu.edu>
References:	<34654D36 DOT 7518 AT cs DOT huji DOT ac DOT il>
Reply-To:	aho450s AT nic DOT smsu DOT edu
NNTP-Posting-Host:	marie.a14.smsu.edu
Mime-Version:	1.0
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

Ofer Corshid wrote:
> 
> Hye,
> I thank anyone who can and will answer this question
> 
> I have the file myfile.cc:
> #include <iostream.h>
> 
> void main()
> {
>     cout << "test";
> }
> 
> When I enter this command:
> gcc myfile.cc -o myfile.exe
> 
> I get this messages:
> undefined reference to 'cout'
> undefined reference to 'ostream::operator<<(char const *)'

Compile with gxx instead of gcc.  The problem is that gcc doesn't
automatically link the iostreams library.  Do this:

gxx myfile.cc -o myfile.exe

or preferably this:

gxx -Wall myfile.cc -o myfile.exe

The "-Wall" switch does wonders to prevent debugging horrors later. :)

- Raw text -