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Re: GCC 3.2 on the NetBSD/i386 port



On Tue, Sep 03, 2002 at 07:29:34AM +0200, Martin v. Loewis wrote:
> Joel Baker <lucifer@lightbearer.com> writes:
> 
> > That's from the build area... binutils is currently:
> > 
> > binutils       2.13.90.0.4-1  The GNU assembler, ...
> > binutils-dev   2.13.90.0.4-1  The GNU binary utilities ...
> > binutils-doc   2.13.90.0.4-1  Documentation for the GNU assembler, ...
> > binutils-multi 2.13.90.0.4-1  Binary utilities that support multi-arch ...
> > 
> > Compiled from unstable a few days ago, using "gcc version 3.1 20020210
> > (Debian experimental)"
> 
> So this would indeed indicate that you indeed have support for hidden
> symbols in the tools; to double check, please do
>
> readelf -s <builddir>/gcc/crtbeginS.o|grep dso

Er. I don't appear to have that. In fact, 'find <builddir> -type f -name
"crt*"' comes back with.... nothing whatsoever, at least on the origional
build setup. Now I'm very confused...

> On Linux, this produces
> 
>     21: 00000000     0 OBJECT  GLOBAL HIDDEN    8 __dso_handle
> 
> I'm still confused about your analysis that it is the dynamic linker
> that reports not finding the symbol, as you reported the message to
> read
> 
> > /tmp/Build/gcc-3.2/gcc-3.2-3.2ds0/build/i386-unknown-netbsdelf1.6./libstdc++-v3/src/.libs/libstdc++.so: undefined reference to `__dso_handle'
> > /tmp/Build/gcc-3.2/gcc-3.2-3.2ds0/build/i386-unknown-netbsdelf1.6./libstdc++-v3/src/.libs/libstdc++.so: undefined reference to `__cxa_atexit'
> > collect2: ld returned 1 exit status
> 
> which suggests that this is a ld(1) error. That does not give a
> consistent picture, either - __dso_handle is in crtbegin, and if you
> use binutils 2.13.90, then the linker should have no problems in
> finding the symbol. Could it be that you either pick up the wrong
> crtbegin, or the wrong ld?

Trust me to follow instructions; don't trust me to be right when guessing.
I believe the bit above that mentioned ld and collect2, implying that
it is, in fact, an error coming out of ld. Of course, since we just
established, above, that I appear to be missing crtbeginS.o, or any other
useful crt files in the build area, I wonder what the *heck* is going on.

See also my other reply.
-- 
***************************************************************************
Joel Baker                           System Administrator - lightbearer.com
lucifer@lightbearer.com              http://users.lightbearer.com/lucifer/

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