[PATCH] D45649: [Polly][ScopDetect] Reject loop with multiple exit blocks.

[Philip Pfaffe via Phabricator via llvm-commits]

philip.pfaffe added a comment.

In https://reviews.llvm.org/D45649#1069194, @Meinersbur wrote:

> A BasicBlock that, for instance, terminates with a `ret` or `unreachable`, Polly cannot recognize as a SCoP even if that block would be considered as an error-block, because `RegionInfo` does not create a `Region` for it since it doesn't know about error blocks.


It works for `ret` blocks with `-polly-detect-full-functions`.


Repository:
  rPLO Polly

https://reviews.llvm.org/D45649