Merging r278086:
------------------------------------------------------------------------
r278086 | matze | 2016-08-08 18:47:26 -0700 (Mon, 08 Aug 2016) | 6 lines
X86InstrInfo: Update liveness in classifyLea()
We need to update liveness information when we create COPYs in
classifyLea().
This fixes http://llvm.org/28301
------------------------------------------------------------------------
git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_39@278128
91177308-0d34-0410-b5e6-
96231b3b80d8