Update gcc 4.3 warnings fix patch with recent head changes


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47368 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Archive/ArchiveWriter.cpp b/lib/Archive/ArchiveWriter.cpp
index f5c4126..07f7d88 100644
--- a/lib/Archive/ArchiveWriter.cpp
+++ b/lib/Archive/ArchiveWriter.cpp
@@ -47,11 +47,12 @@
   // small ones and four for large ones. We expect this to access file offsets
   // in the 2^10 to 2^24 range and symbol lengths in the 2^0 to 2^8 range,
   // so this approach is reasonable.
-  if (num < 1<<14)
+  if (num < 1<<14) {
     if (num < 1<<7)
       return 1;
     else
       return 2;
+  }
   if (num < 1<<21)
     return 3;