Typo and clean up.

Change-Id: I1b9dceb935c93f0fcf8256f01c09948a460ceaf9
diff --git a/lib/ExecutionEngine/CompilerOption.h b/lib/ExecutionEngine/CompilerOption.h
index 78a934a..ab79b57 100644
--- a/lib/ExecutionEngine/CompilerOption.h
+++ b/lib/ExecutionEngine/CompilerOption.h
@@ -75,10 +75,11 @@
     //-- Setup code model  --//
 #if defined(__HOST__)
     // Data address in X86_64 architecture may reside in a far-away place
-    if (Compiler::getTargetArchType() == llvm::Triple::x86_64)
+    if (Compiler::getTargetArchType() == llvm::Triple::x86_64) {
       CodeModelOpt = llvm::CodeModel::Medium;
-    else
+    } else {
       CodeModelOpt = llvm::CodeModel::Small;
+    }
 #elif defined(DEFAULT_X86_64_CODEGEN)
     CodeModelOpt = llvm::CodeModel::Medium;
 #else