[PATCH] Set print symbol off in some tests

[Joel Brobecker]

> 2014-08-14  Yao Qi  <yao@codesourcery.com>
> 
> 	* gdb.cp/casts.exp: Set print symbol off.
> 	* gdb.cp/class2.exp: Likewise.
> 	* gdb.cp/overload.exp: Likewise.
> 	* gdb.cp/templates.exp: Likewise.

OK!

Thanks,
-- 
Joel