ubuntu安装GCC遇到Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+
获取源码wgethttps://mirrors.ustc.edu.cn/gnu/gcc/gcc-8.3.0/gcc-8.3.0.tar.xz-P~tarxvfgcc-8.3.0.tar.xzcd~/gcc-8.3.0创建编译目录mkdirbuild-gcc-8.3.0cdbuild-gcc-8.3.0配置./configure--enable-checking=release--enable-la