Re: Some error messages and questions

[Daniel Berlin <dberlin@xxxxxxxxxx>]

Peng Zhao <pengzhao@xxxxxxxxxxxxxx> writes:

> Hi,
> > 
> > : -Ofast is not supported yet.  It uses ipa, which has not been released yet
> > : (but will be soon).  Use -O3 for now.
>       
> In the source code of Pro64, there is a directory named ipa. Isn't it the
> ipa you have meant?
> 
> What is the difference of the light-weight inliner, standalone inliner and
> IPA? Although I have read several times of the mannual of the IPA(5), I
> am still confused on this.    
> 
> When I use "-INLINE:dfe=ON", it seems that it doesn't work: the dead
> function is not eliminated while it would never be called after inlining.. 
> I have a very
> simple program in which the main call the only function. The function is
> inlined, but the function is still there in the assembly program (.s).
> 

Is the function static?
If not, it can't eliminate it.
--Dan