Commits

Korn, Uwe authored 15e4811b0b4
ARROW-2531: [C++] Update clang bits to 6.0 Author: Korn, Uwe <Uwe.Korn@blue-yonder.com> Closes #1977 from xhochy/ARROW-2531 and squashes the following commits: cd18d57b <Korn, Uwe> Update llvm install command cbe94bc3 <Korn, Uwe> Support non-standard homebrew location 651c7e2c <Korn, Uwe> ARROW-2531: Update clang bits to 6.0