[4.7] Avoid global state in alpha_handle_option

[Richard Henderson]

On 03/02/2011 11:59 AM, Joseph S. Myers wrote:
> 	* config/alpha/alpha.c (alpha_handle_option): Access target_flags
> 	via opts pointer.  Use error_at.  Don't assert that global
> 	structures are in use.

Looks good, thanks.


r~