Test commit. It will be reverted in the next commit.

llvm-svn: 231262

lib/CodeGen/TwoAddressInstructionPass.cpp

@@ -630,6 +630,7 @@ isProfitableToCommute(unsigned regA, unsigned regB, unsigned regC,
   // To more generally minimize register copies, ideally the logic of two addr
   // instruction pass should be integrated with register allocation pass where
   // interference graph is available.
+
   if (isRevCopyChain(regC, regA, 3))
     return true;