[clang] [flang] [llvm] [openmp] [OpenMP][Offload] Add offload runtime support for dyn_groupprivate clause (PR #152831)

[Johannes Doerfert via cfe-commits]

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@@ -472,8 +475,14 @@ GenericKernelTy::getKernelLaunchEnvironment(
     LocalKLE.ReductionBuffer = *AllocOrErr;
     // Remember to free the memory later.
     AsyncInfoWrapper.freeAllocationAfterSynchronization(*AllocOrErr);
+  } else {
+    LocalKLE.ReductionBuffer = nullptr;
   }
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jdoerfert wrote:

Swap the cases, short one first.

https://github.com/llvm/llvm-project/pull/152831