GDB: Missing separate debuginfos

Fixed GDB: Missing separate debuginfos

1. 修改 /etc/yum.repos.d/CentOS-Debuginfo.repo, set enabled=1
2. yum install yum-utils
3. debuginfo-install glibc

如果還是不行更新 gdb and glibc

yum install gdb* glibc*

參考:

http://stackoverflow.com/questions/10389988/missing-separate-debuginfos-use-debuginfo-install-glibc-2-12-1-47-el6-2-9-i686