¶start
gdb programname / gdb programname corefile
gdb programname -symbol 符号表 -core corefile -directory srccodePath
¶cmd
list : source code
break n
break func
break … if i = 100
info break
run / r
next / n
continue / c
print / p
bt
finish 运行到当前函数结束
编译时 -g 将看不见 函数名 变量名, 只看到内存地址
gdb中 执行 shell cmd: make
set args …
show args …
path 指定运行路径
show path
info terminal
run > outfile
info programname
breakpoint, watchpoint, catchpoint, signals,thread stop
watch expr
rwatch expr 被读时暂停
awatch expr 被读写时暂停
info watchpoint
catch throw
catch catch
catcg exec
catch fork/vfork
catch load/unload