[PATCH] D39947: [OpenMP] Stable sort Privates to remove non-deterministic ordering

John McCall via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Sun Nov 12 13:53:18 PST 2017

rjmccall added a comment.

In https://reviews.llvm.org/D39947#922870, @mgrang wrote:

> Although this patches fixes the above unit test failures, the generated code is very different from the one that the tests expect. As a result, these tests need to be adjusted. Could the reviewers please comment/suggest on whether it is ok to fix the tests as a result of this change?
> The other way of obtaining deterministic ordering for privates with the same alignment is to use an index for each item inserted into Privates and use it as a tie-breaker. But even in that case the generated code is quite different and tests still need to be adjusted.

Fixing the tests may be acceptable.  Can you give an example of the difference between the old and new test outputs?


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