ABataev added a comment.

In D88978#2325982 <https://reviews.llvm.org/D88978#2325982>, @scott.linder 
wrote:

> @ABataev Sorry if I'm pulling you in without enough context/work on my end, 
> but I wanted to ask how the Clang codegen for OpenMP locals works at a high 
> level?
>
> Is the idea that instead of an `alloc` the frontend can insert calls into the 
> runtime in some cases, like `__kmpc_alloc` (e.g. for `firstprivate` as in 
> https://reviews.llvm.org/D5140)?

Yes, right.

> If that is the case, I assume there is no equivalent to SROA/Mem2Reg here?

I assume, no.

> I am trying to understand conceptually where the debug info for the source 
> level local should be tied to in the IR, and at least for locals which use 
> `alloc` it has turned out to be much simpler to tie the variable directly to 
> the `alloc` itself rather than bitcasts and things which obscure the 
> relationship.




Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D88978/new/

https://reviews.llvm.org/D88978

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