摘要：1编译指令gcc test.c o test //产生test可执行文件，编译过程分为四阶段：预处理，编译，汇编，连接 2预处理gcc E test.c o test.i 或 gcc E test.c 编译 gcc S test.i o test.s 汇编gcc c test.s o test.o 阅读全文

摘要：when homebrew do not allow sudo command to be used for writing into directory. sudo chown R $(whoami) /usr/local/Frameworks chmod u+w /usr/local/Frame 阅读全文