various cleanups to tblgen, patch by Garrison Venn!

llvm-svn: 121837
diff --git a/llvm/utils/TableGen/CodeGenTarget.cpp b/llvm/utils/TableGen/CodeGenTarget.cpp
index 69c55b8..13e4480 100644
--- a/llvm/utils/TableGen/CodeGenTarget.cpp
+++ b/llvm/utils/TableGen/CodeGenTarget.cpp
@@ -108,7 +108,7 @@
 
 /// getTarget - Return the current instance of the Target class.
 ///
-CodeGenTarget::CodeGenTarget(RecordKeeper& records) : Records(records) {
+CodeGenTarget::CodeGenTarget(RecordKeeper &records) : Records(records) {
   std::vector<Record*> Targets = Records.getAllDerivedDefinitions("Target");
   if (Targets.size() == 0)
     throw std::string("ERROR: No 'Target' subclasses defined!");