Difference between {expand,fold,simplify}_builtin_foo ???

[Richard Henderson]

On Tue, Sep 21, 2004 at 06:15:01PM -0700, Eric Christopher wrote:
> I needed to change and eliminate simplify/fold_builtin_va_start since
> it's only use was as a warning mechanism and it can do that just fine
> in the expand function...

No, not really.  The expand function won't be called if we have 
a gimplifier.  Please move the warning into the front end.



r~