RegAllocGreedy: Add braces

Author: arsenm

llvm/lib/CodeGen/RegAllocGreedy.cpp

@@ -2454,7 +2454,7 @@ MCRegister RAGreedy::selectOrSplitImpl(const LiveInterval &VirtReg,
   // Try to evict a less worthy live range, but only for ranges from the primary
   // queue. The RS_Split ranges already failed to do this, and they should not
   // get a second chance until they have been split.
-  if (Stage != RS_Split)
+  if (Stage != RS_Split) {
     if (MCRegister PhysReg =
             tryEvict(VirtReg, Order, NewVRegs, CostPerUseLimit,
                      FixedRegisters)) {
@@ -2468,6 +2468,7 @@ MCRegister RAGreedy::selectOrSplitImpl(const LiveInterval &VirtReg,
         SetOfBrokenHints.insert(&VirtReg);
       return PhysReg;
     }
+  }
 
   assert((NewVRegs.empty() || Depth) && "Cannot append to existing NewVRegs");