[PATCH] D41521: [CUDA] fixes for __shfl_* intrinsics.

[Artem Belevich via Phabricator via cfe-commits]

tra created this revision.
tra added a reviewer: jlebar.
Herald added a subscriber: sanjoy.

- __shfl_{up,down}* uses `unsigned int` for the third parameter.
- added [unsigned] long overloads for non-sync shuffles. Augments r319908 which added long overload for sync shuffles.


https://reviews.llvm.org/D41521

Files:
  clang/lib/Headers/__clang_cuda_intrinsics.h

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