Edit some comments slightly.
Set OS (build OS) and ARCH (target arch) based on the proper elements (SYSTEM,
 and CPU, respectively) of the CPU-COMPANY-SYSTEM tuples.
Add OS and ARCH settings for PowerPC/Darwin (Mac OS X).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10047 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed