Linux every day-compile and Debug Programs

Compile with GCCProgram, The simplest usage is as follows:

GCC helloworld. C-o helloworld

To load the symbol file into the compiled file, you must use

GCC helloworld. C-g-o helloworld

 

You can use GDB for debugging., Similar to debug in Windows or windbg, the simplest usage is

GDB helloworld

Break, B: Set the breakpoint, which is equivalent to the BP in windbg.

Continue, C: continue running, similar to g in windbg

Run, R: run the program

Nexti, ni: Step, equivalent to F10 of windbg

Start: run the main function.

Info all-register: view all registers, similar to R in windbg

P $ EIP/EBP/...: view a register

P variable name: view a variable value

L: can be listedSource codeIf your executable file contains debugging information (for example, compile with GCC-g)