On Thu, Jan 31, 2013 at 10:50 PM, Syed Ahsan Ali Bokhari <ahsan.pmd@xxxxxxxxx> wrote: > Please help building gcc-4.7.2 > > 2/libgcc_s.so.1 && ln -s libgcc_s.so.1 32/libgcc_s.so > /usr/bin/ld: skipping incompatible /usr/lib64/libc.so when searching for -lc > /usr/bin/ld: skipping incompatible /usr/lib64/libc.a when searching for -lc > /usr/bin/ld: cannot find -lc > collect2: error: ld returned 1 exit status > make[5]: *** [libgcc_s.so] Error 1 You need to install the 32-bit version of the C library. Or you need to use --disable-multilib when you run configure, to tell GCC to not build a 32-bit version. Hard to say anything else without more details of what system you are running on and what commands you ran. Ian