Merging r271035:

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r271035 | hfinkel | 2016-05-27 14:04:05 -0500 (Fri, 27 May 2016) | 3 lines

Fix storing the frame pointer for OMP-T during ppc64 microtask dispatch

Thanks to John Mellor-Crummey for reporting the omission.
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llvm-svn: 271583