Suppress -Asserts warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84327 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CodePlacementOpt.cpp b/lib/CodeGen/CodePlacementOpt.cpp
index c333504..85cbc78 100644
--- a/lib/CodeGen/CodePlacementOpt.cpp
+++ b/lib/CodeGen/CodePlacementOpt.cpp
@@ -153,8 +153,8 @@
 
   MachineBasicBlock *TBB = 0, *FBB = 0;
   SmallVector<MachineOperand, 4> Cond;
-  bool B = TII->AnalyzeBranch(*MBB, TBB, FBB, Cond);
-  assert(!B && "UpdateTerminators requires analyzable predecessors!");
+  assert(!TII->AnalyzeBranch(*MBB, TBB, FBB, Cond) &&
+         "UpdateTerminators requires analyzable predecessors!");
   if (Cond.empty()) {
     if (TBB) {
       // The block has an unconditional branch. If its successor is now