Hahnfeld added a comment.

In https://reviews.llvm.org/D38040#878441, @gtbercea wrote:

> The test is verifying whether the parameter is passed to the kernel 
> correctly. I believe it was not passed as a reference before the patch.


Ah, right: This isn't checked anywhere before. Maybe add a comment about what's 
tested here?
Do we want to check the rest of the codegen with a focus that the variable is 
passed as a reference?

> In addition to that, something that was in my previous patch is related to 
> this code:
> 
>   DSAStack->checkMappableExprComponentListsForDeclAtLevel(
>           D, Level, 
> [&](OMPClauseMappableExprCommon::MappableExprComponentListRef
> 
> 
> In particular with the Level variable. Should the Level variable actually be 
> Level + 1 in this case?

I'm not sure, the current public `clang-ykt` has `Level`:  
https://github.com/clang-ykt/clang/blob/d181aed/lib/Sema/SemaOpenMP.cpp#L1361


Repository:
  rL LLVM

https://reviews.llvm.org/D38040



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