[RFC] Add a new argument to SELECT_CC_MODE

[Eric Botcazou]

> Like in the attached patch.

Sandra expressed an interest for it so I've installed it on the mainline after 
bootstrapping and regtesting on x86_64-suse-linux.


2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>

        * combine.c (simplify_set): Try harder to find the best CC mode when
        simplifying a nested COMPARE on the RHS.


-- 
Eric Botcazou