Persuade GCC that there is nothing worth warning about here (there isn't).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149834 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineCSE.cpp b/lib/CodeGen/MachineCSE.cpp
index 0715f28..9d46aaa 100644
--- a/lib/CodeGen/MachineCSE.cpp
+++ b/lib/CodeGen/MachineCSE.cpp
@@ -255,6 +255,7 @@
 
     if (I == EE) {
       assert(CrossMBB && "Reaching end-of-MBB without finding MI?");
+      (void)CrossMBB;
       CrossMBB = false;
       NonLocal = true;
       I = MBB->begin();