[compiler-rt] r348212 - Remove unused empty arm64 directory

[Yi Kong via llvm-commits]

Author: kongyi
Date: Mon Dec  3 15:37:51 2018
New Revision: 348212

URL: http://llvm.org/viewvc/llvm-project?rev=348212&view=rev
Log:
Remove unused empty arm64 directory


Removed:
    compiler-rt/trunk/lib/builtins/arm64/