Fix some constructs that gcc-4.4 warns about.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51591 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/IPA/Andersens.cpp b/lib/Analysis/IPA/Andersens.cpp
index e6a6e2e..c6075e1 100644
--- a/lib/Analysis/IPA/Andersens.cpp
+++ b/lib/Analysis/IPA/Andersens.cpp
@@ -2724,13 +2724,14 @@
   DOUT << "\n";
 
   if (SDTActive)
-    if (SDT[Second] >= 0)
+    if (SDT[Second] >= 0) {
       if (SDT[First] < 0)
         SDT[First] = SDT[Second];
       else {
         UniteNodes( FindNode(SDT[First]), FindNode(SDT[Second]) );
         First = FindNode(First);
       }
+    }
 
   return First;
 }