ubuntu gcc与g++版本更新问题
近期使用ubuntu编译mt7682 openwrt源码,编译报错。
百度发现,gcc,g++版本太低,不支持c++11,4.7版本以后才会支持,现在是gcc version 4.6.3。现在下载version 4.8.0,所以要更新gcc g++版本
下载地址:点击这里
下载完成。
cd 解压后的目录
./configure
发现报错:
checking whether compiler driver understands Ada... no
checking how to compare bootstrapped objects... cmp --ignore-initial=16 $$f1 $$f2
checking for objdir... .libs
checking for the correct version of gmp.h... no
configure: error: Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+.
Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
their locations. Source code for these libraries can be found at
their respective hosting si