Switch back to LLVM 2.8 by default (until 2.9 official is out)
Switch back to LLVM 2.8 by default (until 2.9 official is out)
code-google-com/openshadinglanguage,code-google-com/openshadinglanguage,code-google-com/openshadinglanguage,code-google-com/openshadinglanguage