Constants
$、$n、$$、$$n、$_、$__、$cdir、$cwd、$fp、$pc、$ps、$sp
File resolution
file::variable
GDB Commands
| Command | Purpose | Examples |
| backtrace | 显示调用栈 | ba |
| break | 在某处或者某行设置断点 | b main b parser.c:777 |
| continue | 从断点处继续执行 | cont |
| delete | 删除断点 | d 3 |
| finish | 执行到结束 | fin |
| info breakpoints | 列出所有断点 | i br |
| next | 执行到下一语句，跳过 | ne |
| 显示表达式/值 | print 1.0/2.0 | |
| run | 执行或重新执行 | ru ru -u -o foo < data |
| step | 下一语句，进入 | s |
| Alias | Short for ... | notes | Alias | Short for ... | notes | |
| bt | backtrace | i | info | |||
| c、cont | continue | l | list | |||
| d | delete | n | next | |||
| dir | directory | ni | nexti | |||
| do | down | p | ||||
| e | edit | po | print-object | |||
| f | frame | r | run | |||
| fo | forward-search | s | step | |||
| gcore | generate-core-file | share | sharedlibrary | |||
| h | help | si | stepi | |||
| dis | disable | u | until | |||
| b | breakpoint | where | backtrace | |||
| clear | file | 设置要调试的文件 | ||||
| call | 执行函数 | kill | ||||
| display | 每次暂停时显示值 | thread | ||||
| attach/detach | show | |||||
| return | finish | |||||
| q | quit | |||||