1，在運作gdb的r指令時，報錯。。。。
(gdb) r
starting program: /root/tst
breakpoint 1, main () at tst.c:17
17 long result=0;
missing separate debuginfos, use: debuginfo-install glibc-2.12-1.80.el6_3.6.x86_64
2，按提示，運作debuginfo-install glibc-2.12-1.80.el6_3.6.x86_64時報錯：
debuginfo-install glibc-2.12-1.80.el6_3.6.x86_64
-bash: debuginfo-install: command not found
3，網上搜尋，找到有用的。
<a href="http://stackoverflow.com/questions/10352546/how-to-install-glibc-with-debugging-info-on-centos-5-5">http://stackoverflow.com/questions/10352546/how-to-install-glibc-with-debugging-info-on-centos-5-5</a>
<a href="http://hi.baidu.com/patrick_zhow/item/226b650d474fb43ef3eafcc8">http://hi.baidu.com/patrick_zhow/item/226b650d474fb43ef3eafcc8</a>
for this to work, you need to have the <code>debuginfo</code> repository defined. for centos 5, put the following in <code>/etc/yum.repos.d/centos-base-debuginfo.repo</code>:
