[clang] [llvm] [Clang][OpenMP] Implement Loop splitting `#pragma omp split` directive (PR #183261)

[Michael Kruse via cfe-commits]

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@@ -8781,6 +8781,26 @@ extern const internal::VariadicDynCastAllOfMatcher<Stmt,
                                                    OMPTargetUpdateDirective>
     ompTargetUpdateDirective;
 
+/// Matches any ``#pragma omp split`` executable directive.
+///
+/// Given
+///
+/// \code
+///   #pragma omp split counts(2, 3)
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Meinersbur wrote:

`omp_fill` is mandatory

https://github.com/llvm/llvm-project/pull/183261