[PATCH] Fix CPPBackend CodeGen

[Wei-Ren Chen]

>>! In D6011#4, @t.p.northover wrote:
> I think this looks fine, having chased down the default arguments. But just to make sure: we both think the verifier will default to dbgs() for its output after this change (mainly rather than /dev/null)?
> 
> If so, go for it (and thanks for working on the update).
> 
> Tim.

Thanks, Tim.

http://reviews.llvm.org/D6011