[PATCH] D65835: [OpenMP] Permit map with DSA on combined directive

Alexey Bataev via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Sun Aug 11 11:16:06 PDT 2019


ABataev added a comment.

In D65835#1624619 <https://reviews.llvm.org/D65835#1624619>, @jdenny wrote:

> In D65835#1624617 <https://reviews.llvm.org/D65835#1624617>, @ABataev wrote:
>
> > Target teams private map will produce extra private in target context, other constructs either.
>
>
> Here's what I tried:
>
>   int a;
>   #pragma omp target teams private(a) map(a)
>     ;
>
>
> The same code is generated as for:
>
>   int a;
>   #pragma omp target map(a)
>   #pragma omp teams private(a)
>     ;
>
>
> I haven't debugged it yet, but it seems orthogonal to whether you have a combined directive, which is what this patch is about.


Did you check the mapping flags, generated during host codegen? They must be the same. With private clause it may generate just map(alloc) instead of map(tofrom).


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