LLVM 3.5 rebase

[Adam Jackson]

On Wed, 2014-11-05 at 21:23 -0500, Jens Petersen wrote:
> > I don't think compat-llvm34 would save you.  ghc emits llvm ir directly,
> > then invokes llc to compile it; /usr/bin/llc would only be provided by
> > llvm, not by the compat package which would be just the old library.
> 
> I was assuming it would provide all of llvm34 (minus clang34). :)

That's only going to work if llvm34 renames all of its binaries, and ghc
is changed to invoke the renamed ones, right?  Otherwise the 3.4 and 3.5
versions of /usr/bin/llc will conflict.

- ajax