Message-Id: <199809091813.UAA27462@ieva06.lanet.lv>
From: "Andris Pavenis" <pavenis AT lanet DOT lv>
To: djgpp AT delorie DOT com
Date: Wed, 9 Sep 1998 20:18:00 +0300
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Subject: Re: (gcc Newbie Q again) loads of "undefined reference to foo class" errors
In-reply-to: <01bddbf6$7823ece0$LocalHost@jonadab>
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From:           	"Jonadab the Unsightly One" <jonadab AT zerospam DOT com>
Subject:        	(gcc Newbie Q again) loads of "undefined reference to foo class" errors
Date sent:      	9 Sep 1998 13:33:03 GMT
Organization:   	Belly Laugh Software
To:             	djgpp AT delorie DOT com

> *LOL*.
> 
> My previous problem with include involved my 
> failure to install correctly the C++ libraries.  Since I
> am having that same problem with gcc under Debian,
> I'll have to go back and check with dselect to see 
> if my installation is somehow wrong there, too.
> 
> Anyway, now I'm back, hopefully with something marginally less stupid.
> 
> I am getting an error message repeated many times
> (undefined reference) and I have no idea what it means.
> Might this still mean I haven't properly installed yet,
> or is there some other problem I'm missing?
> 
> Here's my source again, with one correction:
> 

Looks like You have old libgcc.a in e:/a/djgpp/lib (from gcc-2.7.2.1).
If You are changing to gcc-2.8.1 You should delete it.

> 
> #include <iostream.h>
> 
> void main ()
>   {
>      cout << "Hello, World!\n";
>   }
>      
> And the results:
> 
> > cd D:\c
> > E:\A\DJGPP\BIN\Gcc.exe -v -x c++ D:\C\HELLOW.CPP -o D:\C\HELLOW.exe
> -lstdcxx
> 
> E:\A\DJGPP\BIN\Gcc.exe -v -x c++ D:\C\HELLOW.CPP -o D:\C\HELLOW.exe
> -lstdcxx
> Reading specs from e:/a/djgpp/lib/specs
> gcc version 2.8.1
>  e:/a/djgpp/lib/gcc-lib/djgpp/2.81/cpp.exe -lang-c++ -v -undef -D__GNUC__=2
> -D__GNUG__=2 -D__cplusplus -D__GNUC_MINOR__=8 -Dunix -Di386 -DGO32 -DMSDOS
> -DDJGPP=2 -DDJGPP_MINOR=1 -D__unix__ -D__i386__ -D__GO32__ -D__MSDOS__
> -D__DJGPP__=2 -D__DJGPP_MINOR__=1 -D__unix -D__i386 -D__GO32 -D__MSDOS
> -D__DJGPP=2 -D__DJGPP_MINOR=1 -D__EXCEPTIONS D:\C\HELLOW.CPP
> e:/a/djgpp/tmp/ccaywdse
> GNU CPP version 2.8.1 (80386, BSD syntax)
> #include "..." search starts here:
> #include <...> search starts here:
>  e:/a/djgpp/lang/cxx
>  e:/a/djgpp/include
>  e:/a/djgpp/lang/cxx
>  e:/a/djgpp/lib/gcc-lib/djgpp/2.81/include
>  e:/a/djgpp/include
> End of search list.
>  e:/a/djgpp/lib/gcc-lib/djgpp/2.81/cc1plus.exe e:/a/djgpp/tmp/ccaywdse
> -quiet -dumpbase D:\C\HELLOW.cc -version -o e:/a/djgpp/tmp/ccbywdse
> GNU C++ version 2.8.1 (djgpp) compiled by GNU C version 2.8.1.
>  e:/a/djgpp/bin/as.exe -o e:/a/djgpp/tmp/cccywdse e:/a/djgpp/tmp/ccbywdse
>  e:/a/djgpp/bin/ld.exe -o D:\C\HELLOW.exe e:/a/djgpp/lib/crt0.o
> -Le:/a/djgpp/lib -Le:/a/djgpp/lib/gcc-lib/djgpp/2.81 -Le:/a/djgpp/lib
> e:/a/djgpp/tmp/cccywdse -lstdcxx -Tdjgpp.djl -lgcc -lc -lgcc
> e:/a/djgpp/lib/libstdcxx.a(iostream.o)(.text+0x1b9d):iostream.cc: undefined
> reference to `__rtti_class'
> e:/a/djgpp/lib/libstdcxx.a(iostream.o)(.text+0x1cdd):iostream.cc: undefined
> reference to `__rtti_class'
> e:/a/djgpp/lib/libstdcxx.a(iostream.o)(.text+0x1f4e):iostream.cc: undefined
> reference to `__rtti_class'
> e:/a/djgpp/lib/libstdcxx.a(iostream.o)(.text+0x2565):iostream.cc: undefined
> reference to `__rtti_class'
> e:/a/djgpp/lib/libstdcxx.a(iostream.o)(.text+0x28b9):iostream.cc: undefined
> reference to `__rtti_class'