[PATCH] Fix PR target/33923

[Eric Botcazou]

> Perhaps there is a difference of perspective here.

Indeed, because...

> But from my perspective, it is still MODES_TIEABLE_P first and
> CANNOT_CHANGE_MODE_CLASS second.

...CANNOT_CHANGE_MODE_CLASS comes before MODES_TIEABLE_P as far as the 
compilation process is concerned, since the former is used in the class 
selection process and the latter in local register allocation.

-- 
Eric Botcazou