[root@tom /]# arm-linux-gcc -v
bash: arm-linux-gcc: command not found...
[root@tom /]# export /opt/FriendlyARM/toolschain/4.5.1/bin/:$PATH
-bash: export: `/opt/FriendlyARM/toolschain/4.5.1/bin/:/usr/lib/ccache:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin': not a valid identifier
[root@tom /]# arm-linux-gcc -v
bash: arm-linux-gcc: command not found...
[root@tom /]#标签：opt,4.5,gcc,toolschain,usr,linux,bin,root,arm From： https://blog.51cto.com/gjwrxz/6508461