mehdi_amini added a comment.

In https://reviews.llvm.org/D28404#641597, @probinson wrote:

> In https://reviews.llvm.org/D28404#641557, @mehdi_amini wrote:
>
> > As I stand right now, there hasn't been any correction. 
> >  I still consider the fact that `optnone` wouldn't produce the "same" 
> > result (modulo corner cases around `merging global variables` for instance) 
> > as O0 a bug that need to be fixed.
>
>
> Why?


Why not? What's the alternative?
If we want to support `-O0 -flto` and `optnone` it the way to convey this to 
the optimizer, I don't see the alternative.


https://reviews.llvm.org/D28404



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