[PATCH] D28404: IRGen: Add optnone attribute on function during O0

[Paul Robinson via Phabricator via cfe-commits]

probinson added a comment.

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?  That's not the purpose of optnone.  You've already admitted there are some differences.  Why are other differences important?


https://reviews.llvm.org/D28404