From: "Marp" <marp AT 0 DOT 0 DOT 0 DOT 0>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Undefined Reference to "cout" in Hello.cpp
Date: Wed, 25 Oct 2000 00:58:09 -0400
Organization: MindSpring Enterprises
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References: <2docvs0a8bp654oqaopnpkaen68blh8s61 AT 4ax DOT com>
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To: djgpp AT delorie DOT com
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Reply-To: djgpp AT delorie DOT com

"demibee" <demibee AT post DOT com> wrote in message
news:2docvs0a8bp654oqaopnpkaen68blh8s61 AT 4ax DOT com...
> I've been using DJGPP as a backup C/C++ compiler for a year or so.
> Last night I downloaded the most recent ZIPs for use in DOS.  I'm
> finding that I have no trouble with C programs.  C++ is a different
> story.  Using...
>
> C:\> gcc hello.cpp -o hello.exe
>

<snip>

>     undefined reference to "cout"
>     undefined reference to "endl"

This is a linker error. You must link in the C++ library by adding -lstdcxx
to the end of the command line. Alternatively you can use gxx instead of
gcc.

Hope this helps.

Marp