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Date: Wed, 22 Sep 2004 16:33:00 -0000
From: "H. J. Lu" <hjl@lucon.org>
To: Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
Cc: gcc@gcc.gnu.org
Subject: Re: Build problem on ia64
Message-ID: <20040922155147.GA12940@lucon.org>
References: <20040922100014.GA6215@atrey.karlin.mff.cuni.cz>
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On Wed, Sep 22, 2004 at 12:00:14PM +0200, Zdenek Dvorak wrote:
> Hello,
> 
> when configure is run for libstdc++-v3 during build, I get the following error:
> 
> configure:2417: checking for C compiler default output file name
> configure:2420:  /abuild/gcc-test/gcc/objdir/gcc/xgcc -B/abuild/gcc-test/gcc/objdir/gcc/ -B/usr/local/ia64-unknown-linux-gnu/bin/ -B/usr/local/ia64-unknown-linux-gnu/lib/ -isystem /usr/local/ia64-unknown-linux-gnu/include -isystem /usr/local/ia64-unknown-linux-gnu/sys-include -O2 -g -O2 -O2 -g -O2  conftest.c  >&5
> configure:2423: $? = 0
> configure:2469: result: a.out
> configure:2474: checking whether the C compiler works
> configure:2480: ./a.out
> ./a.out: error while loading shared libraries: libunwind.so.7: cannot open shared object file: No such file or directory
> configure:2483: $? = 127
> configure:2492: error: cannot run C compiled programs.
> If you meant to cross compile, use `--host'.
> See `config.log' for more details.
> 
> libunwind.so.7 is built in gcc directory, but linker apparently is not
> told in where to find it (with LD_LIBRARY_PATH set the things work
> correctly).
> 
> Where is the right place to fix this (I have very little understanding
> of how gcc's build system works :-( )?

See

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17464


H.J.