llvm-nm: Fix warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123901 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-objdump/llvm-objdump.cpp b/tools/llvm-objdump/llvm-objdump.cpp
index 0c966e2..fa869cf 100644
--- a/tools/llvm-objdump/llvm-objdump.cpp
+++ b/tools/llvm-objdump/llvm-objdump.cpp
@@ -76,10 +76,10 @@
 static const Target *GetTarget(const ObjectFile *Obj = NULL) {
   // Figure out the target triple.
   llvm::Triple TT("unknown-unknown-unknown");
-  if (TripleName.empty())
+  if (TripleName.empty()) {
     if (Obj)
       TT.setArch(Triple::ArchType(Obj->getArch()));
-  else
+  } else
     TT.setTriple(Triple::normalize(TripleName));
 
   if (!ArchName.empty())