源码压缩包地址
tar -zvxf gcc-11.2.0.tar.gz
cd gcc-11.2.0
./contrib/download_prerequisites
mkdir build
cd build/
../configure --prefix=/home/lihc/tools/gcc-11.2.0-build -enable-checking=release -enable-languages=c,c++ -disable-multilib
make -j
make install
--prefix后面的参数为你的安装目录,之后把安装路径添加到环境变量中
echo 'export PATH="/home/lihc/tools/gcc-11.2.0-build/bin:$PATH" ' >>~/.bashrc
source ~/.bashrc
检查是否安装完成成功
gcc -v