C language debugger GDB to use and LLDB

Using the debugger

• Compiler output with debugging information
• Debug information includes: an instruction address, and the corresponding source code line numbers

• After the completion of the instruction, the callback

• LINUX use GDB

• MAX use LLDB

Instructions for use

// 开始调试testlib程序
lldb testlib
// 在main函数的位置打断点
b main 

dwarfdump testlib 可以直接查看debug信息