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Re: Problem with biarch support: Wrong library linked in...


On Tue, Jun 11, 2002 at 09:46:28AM +0200, Andreas Jaeger wrote:
> 
> On x86-64 we have both 32-bit libs in lib and 64-bit libs in lib64.
> But this gives a problem with the search done in emultempl/elf32.em.
> ld suddenly decides to use a 32-bit library:
> 
> $ gcc  -Wall   -o xw -L/usr/X11R6/lib64 -lX11 -lXext -lXmu -lm xw.o xaccess.o fashion.o -lXinerama 
> /usr/X11R6/lib/libSM.so.6: could not read symbols: Invalid operation
> collect2: ld returned 1 exit status
> make: *** [xw] Error 1
> 
> -Wl,-verbose has these last lines:
> libdl.so.2 needed by /usr/X11R6/lib64/libX11.so
> found libdl.so.2 at /lib64/libdl.so.2
> libXt.so.6 needed by /usr/X11R6/lib64/libXmu.so
> found libXt.so.6 at /usr/X11R6/lib64/libXt.so.6
> libSM.so.6 needed by /usr/X11R6/lib64/libXmu.so
> found libSM.so.6 at /usr/X11R6/lib/libSM.so.6
> collect2: ld returned 1 exit status
> 
> ld.so.conf contains:
> $ grep /usr/X11R6/lib /etc/ld.so.conf 
> /usr/X11R6/lib
> /usr/X11R6/lib/Xaw95
> /usr/X11R6/lib/Xaw3d
> /usr/X11R6/lib64/Xaw95
> /usr/X11R6/lib64/Xaw3d
> /usr/X11R6/lib64
> 
> I could change the order but then I expect that the same problem
> happens with 32-bit libraries :-(
> 
> This is with quite recent binutils:
> $ ld --version
> GNU ld version 2.12.90.0.7 20020423 (SuSE)
> 
> Why is this libSM.so.6 found in /usr/X11R6/lib as 32-bit library?  A
> 64-bit version exists in /usr/X11R6/lib64 and should have been used.
> Any ideas how to fix this properly?
> 

ld uses the first one it finds for DT_NEEDED. When the code was written,
there were no mixed class libraries in /etc/ld.so.conf. Now things are
changed. ld has to be updated. I can fix it when I find the time.


H.J.


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