K 10 svn:author V 3 dim K 8 svn:date V 27 2016-03-24T20:55:23.498838Z K 7 svn:log V 563 Pull in r264335 from upstream llvm trunk: Add to ThreadPool.h, since std::atomic is used Summary: Apparently, when compiling with gcc 5.3.2 for powerpc64, the order of headers is such that it gets an error about std::atomic<> use in ThreadPool.h, since this header is not included explicitly. See also: https://llvm.org/bugs/show_bug.cgi?id=27058 Fix this by including . Patch by Bryan Drewery. Reviewers: chandlerc, joker.eph Subscribers: bdrewery, llvm-commits Differential Revision: http://reviews.llvm.org/D18460 END