help building 4.7.1

[Jonathan Wakely]

On 8 March 2013 19:10, Koenig, Mark (ISS SCI - Plano, TX) wrote:
> I'm trying to build gcc 4.7.1 on a Sandybridge system, running RHEL6.2
>
> Doesn't seem to matter what I do, I always get this error...
>
> mkdir -p -- x86_64-unknown-linux-gnu/libgcc
> Checking multilib configuration for libgcc...
> Configuring stage 1 in x86_64-unknown-linux-gnu/libgcc
> configure: creating cache ./config.cache
> checking build system type... x86_64-unknown-linux-gnu
> checking host system type... x86_64-unknown-linux-gnu
> checking for --enable-version-specific-runtime-libs... no
> checking for a BSD-compatible install... /usr/bin/install -c
> checking for gawk... gawk
> checking for x86_64-unknown-linux-gnu-ar... ar
> checking for x86_64-unknown-linux-gnu-lipo... lipo
> checking for x86_64-unknown-linux-gnu-nm... /mops/linux/gcc/gcc-4.7.1/buildobjs/./gcc/nm
> checking for x86_64-unknown-linux-gnu-ranlib... ranlib
> checking for x86_64-unknown-linux-gnu-strip... strip
> checking whether ln -s works... yes
> checking for x86_64-unknown-linux-gnu-gcc... /mops/linux/gcc/gcc-4.7.1/buildobjs/./gcc/xgcc -B/mops/linux/gcc/gcc-4.7.1/buildobjs/./gcc/ -B/usr/local/x86_64-unknown-linux-gnu/bin/ -B/usr/local/x86_64-unknown-linux-gnu/lib/ -isystem /usr/local/x86_64-unknown-linux-gnu/include -isystem /usr/local/x86_64-unknown-linux-gnu/sys-include
> checking for suffix of object files... configure: error: in `/mops/linux/gcc/gcc-4.7.1/buildobjs/x86_64-unknown-linux-gnu/libgcc':
> configure: error: cannot compute suffix of object files: cannot compile
> See `config.log' for more details.
> make[2]: *** [configure-stage1-target-libgcc] Error 1

See http://gcc.gnu.org/wiki/FAQ#configure_suffix

Try the build instructions at http://gcc.gnu.org/wiki/InstallingGCC
instead, 9 out of 10 cats prefer it.