[Openmp-commits] [PATCH] D101123: [OpenMP] Avoid reading uninitialized parallel level values

[Johannes Doerfert via Phabricator via Openmp-commits]

jdoerfert added a comment.

In D101123#2712248 <https://reviews.llvm.org/D101123#2712248>, @ggeorgakoudis wrote:

> Does this work correctly with a nested parallel region in SPMD mode? I think the zeroing-out of the parallel-level is needed for this case.

The parallel level in SPMD mode can never be zero. It is 1 in the beginning and then can only be higher as we enter serialized parallel regions (Inc/Dec level in *_serialized_parallel).


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https://reviews.llvm.org/D101123