Gdb

Revision as of 16:22, 24 September 2015

Useful GDB commands...

Command	Description
`bt` or `backtrace`	show a backtrace from the current location
`frame <frameno>`	move to a different stack frame
-	-
`info threads`	list of running threads
`thread <threadno>`	switch to a different thread
-	-
`info breakpoints`	list of breakpoints
`break <file>:<lineno>`	set a breakpoint
`step`	step into the current line
`next`	step over the current line
`fin`	step out
`cont`	continue execution
`del <number>`	delete a breakpoint (or multiple with `<number> <number>`)
-	-
`x/x <address>`	examine memory
`x/x <variable>`	dump variable contents
`x/128xb <variable>`	dump variable contents, 128 bytes (`b` byte / `h` halfword / `w` word / `g` giant, 8-bytes )
`x/s <variable>`	dump variable contents, as a nul-terminated string
`x/32i <variable>`	dump variable contents, as 32 machine instructions
`generate-core-file`	it's a secret...

@@ Line 40: / Line 40: @@
 |-
 | <code>x/32i ''<variable>''</code> || dump variable contents, as 32 machine instructions
+|-
+| <code>generate-core-file</code> || it's a secret...
 |}