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Date: Wed, 02 Mar 2005 17:13:00 -0000
From: "H. J. Lu" <hjl@lucon.org>
To: Matthew L Daniel <mdaniel@scdi.com>
Cc: binutils@sourceware.org
Subject: Re: relocation R_X86_64_PC32 and shared libraries
Message-ID: <20050302171302.GA21620@lucon.org>
References: <20050302164523.GA11892@cafebabe.intra>
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On Wed, Mar 02, 2005 at 11:45:23AM -0500, Matthew L Daniel wrote:
> I am running Fedora Core 3 (x86_64) with:
> gcc (GCC) 3.4.3 20050124 (Red Hat 3.4.3-17)
> (I've also tried with gcc4 (GCC) 4.0.0 20050125 (Red Hat 4.0.0-0.22))
> GNU ld version 2.15.95 20050302 (cvs update as of this morning)
> glibc-devel-2.3.4-2.fc3
> 
> When I try and compile Mozilla from CVS, I get the following error:
> 
> > gcc -shared -Wl,-soname -Wl,libnspr4.so -o libnspr4.so [lots of o files]
> ...
> > /usr/bin/ld: io/./priometh.o: relocation R_X86_64_PC32 against
> > `memcpy@@GLIBC_2.2.5' can not be used when making a shared object;
> > recompile with -fPIC
> > /usr/bin/ld: final link failed: Bad value
> 
> It WAS compiled with "-pipe -ansi -Wall -pthread -O2 -fPIC"
> and a bunch of Mozilla defines.
> 
> $ file io/./priometh.o
> io/./priometh.o: ELF 64-bit LSB relocatable, AMD x86-64, version 1 (SYSV), not stripped
> $ nm io/./priometh.o | grep memcpy
>                  U memcpy
> 

I don't think it a linker problem. Send me a preprocessed priometh.cc
and compiler flags used to compile it. I will take a look.


H.J.