https://bugs.freedesktop.org/show_bug.cgi?id=99013
--- Comment #2 from Alexandre Demers alexandre.f.demers@gmail.com --- (In reply to Michel Dänzer from comment #1)
(In reply to Alexandre Demers from comment #0)
LLVM 4.0.0svn r288795
The Mesa commit you bisected requires LLVM SVN r288865 ("AMDGPU: Add llvm.amdgcn.interp.mov intrinsic") or newer.
Isn't there a check done against LLVM's version? Does it have the needed granularity to point to a given a commit/revision?