gdb usage

http://www.chemie.fu-berlin.de/chemnet/use/info/gdb/gdb_6.html



http://ftp.gnu.org/old-gnu/Manuals/gdb-5.1.1/html_node/gdb_28.html


http://wiki.ubuntu.org.cn/index.php?title=用GDB调试程序&variant=zh-hant