Creating release candidate rc1 from release_401 branch

llvm-svn: 301876
llvm-svn: 301874
llvm-svn: 301872
llvm-svn: 301870
llvm-svn: 301868
llvm-svn: 301866
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Merging r297098:

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r297098 | brad | 2017-03-06 18:48:31 -0500 (Mon, 06 Mar 2017) | 2 lines

Set the Int64Type / IntMaxType types correctly for OpenBSD/mips64
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llvm-svn: 301605
2 files changed