[llvm-branch-commits] [openmp] release/21.x: [OpenMP] Fix preprocessor mismatches between include and usages of hwloc (#158349) (PR #163768)

[Peter Arzt via llvm-branch-commits]

pearzt wrote:

@mjklemm I wouldn't call it critical, but it fixes a build error on Darwin without touching any functionality. Without a backport, all upcoming v21.x releases would be affected. If this doesn't qualify it for a backport, I'm fine with closing this.

https://github.com/llvm/llvm-project/pull/163768