Fix a false-positive warning.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123480 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index b74c12e..07fe1b8 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -2143,7 +2143,7 @@
     // external globals.
     return GV->hasUniqueInitializer();
 
-  if (ConstantExpr *CE = dyn_cast<ConstantExpr>(C))
+  if (ConstantExpr *CE = dyn_cast<ConstantExpr>(C)) {
     // Handle a constantexpr gep.
     if (CE->getOpcode() == Instruction::GetElementPtr &&
         isa<GlobalVariable>(CE->getOperand(0)) &&
@@ -2179,6 +2179,8 @@
       
       return true;
     }
+  }
+  
   return false;
 }