Make sure to default ${prefix} to /usr/local if the user didn't specify it.
This assists with getting around configure's late binding values so that
our LLVM variables don't end up with a "NONE" prefix.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28325 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed