change hardcoded path from Debug to Debug+Asserts to match how llvm/clang are built by default
change hardcoded path from Debug to Debug+Asserts
to match how llvm/clang are built by default

AugustusHuang/ccons,AugustusHuang/ccons,seltzered/ccons,seltzered/ccons,asvitkine/ccons,asvitkine/ccons,AugustusHuang/ccons,asvitkine/ccons,seltzered/ccons