[PATCH] Add function for consuming endian specific data from a buffer

[Justin Bogner]

Rafael Espíndola <rafael.espindola at gmail.com> writes:
>> I'm not aware of any uses of input streams in LLVM. Generally, I expect
>> this to be used on MemoryBuffers, and some of the uses I updated in
>> clang read from StringRefs in this way.
>
> OK. It might be worth it to try to "read" a larger structure at a time
> like we do for lib/Object, but this function is probably fine for now.

Committed in r204693.