$ ../gcc-4.7.1/configure             --target=$LFS_TGT              --prefix=/tools                --with-sysroot=$LFS            --with-newlib                  --without-headers              --with-local-prefix=/tools     --with-native-system-header-dir=/tools/include     --disable-nls                  --disable-shared               --disable-multilib             --disable-decimal-float        --disable-threads              --disable-libmudflap           --disable-libssp               --disable-libgomp              --disable-libquadmath          --enable-languages=c           --with-mpfr-include=$(pwd)/../gcc-4.7.1/mpfr/src     --with-mpfr-lib=$(pwd)/mpfr/src/.libs
(output supressed)
$ echo $?
0
$ make
(earlier output suppressed)
checking dynamic linker characteristics... configure: error: Link tests are not allowed after GCC_NO_EXECUTABLES.
make[2]: *** [configure-stage1-target-libstdc++-v3] Error 1
make[2]: Leaving directory `/mnt/lfs/sources/gcc-build'
make[1]: *** [stage1-bubble] Error 2
make[1]: Leaving directory `/mnt/lfs/sources/gcc-build'
make: *** [all] Error 2