[MBP] Sink a comment into the if block to which it pertains. This makes

the content of the comment make much more sense.

llvm-svn: 235007

llvm/lib/CodeGen/MachineBlockPlacement.cpp

@@ -724,8 +724,8 @@ MachineBlockPlacement::findBestLoopExit(MachineFunction &F, MachineLoop &L,
       }
     }
 
-    // Restore the old exiting state, no viable looping successor was found.
     if (!HasLoopingSucc) {
+      // Restore the old exiting state, no viable looping successor was found.
       ExitingBB = OldExitingBB;
       BestExitEdgeFreq = OldBestExitEdgeFreq;
       continue;