Install GCC by running the following commands: patch -Np1 -i ../gcc-&gcc-patch-version;.patch && mkdir ../gcc-build && cd ../gcc-build && ../gcc-&gcc-version;/configure --prefix=/usr \    --enable-languages=c,c++ --disable-nls \    --disable-shared && make BOOT_LDFLAGS=-static bootstrap && make prefix=$LFS/usr install && cd $LFS/lib && ln -sf ../usr/bin/cpp && cd $LFS/usr/lib && ln -sf ../bin/cpp && cd $LFS/usr/bin && ln -sf gcc cc