Silencing an annoying warning.

The tiny patch in attachment silences the following gcc warning, obtained when instantiating template TypeLocVisitor:

llvm/tools/clang/include/clang/AST/TypeLocVisitor.h:46: warning: control reaches end of non-void function

Cheers,
Enea.

TypeLocVisitor-warning.patch (435 Bytes)

Looks good to me, thanks. Applied in r93743.