am d910172d: Don\'t fail if llvm.mk is not available.
am d910172d: Don\'t fail if llvm.mk is not available.

* commit 'd910172d7acc5d62617e40d1c264a8268eb75a7e':
  Don't fail if llvm.mk is not available.

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst