有效解决glibc升级过程遇到的坑。Glibc编译报错：These critical programs are missing or too old: make bison compiler 注意依赖循序 gmp-4.3.2 ../configure --prefix=/usr/local/gmp-4.3.2 mpfr-2.4.2 ../configure --prefix=/usr/local/mpfr-2.4.2 --with-gmp=/usr/local/gmp-4.3.2 mpc-0.8.1 ../configure --prefix=/usr/local/mpc-0.8.1 --with-gmp=/usr/local/gmp-4.3.2 --with-mpfr=/usr/local/mpfr-2.4.2 gcc-5.4.0 ../configure --prefix=/usr/local/gcc-5.4.0 --enable-threads=posix --disable-checking --disable-multilib --enable-languages=c,c++ --with-gmp=/usr/local/gmp-4.3.2 --with-mpfr=/usr/local/mpfr-2.4.2 --with-mpc=/usr/local/mpc-0.8.1