[analyzer] Nitpicks on Olaf's patch, which I meant to e-mail but then didn't in
time. One is cleanup, the other is me being OCD about enum group nesting.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137517 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Checkers/CStringChecker.cpp b/lib/StaticAnalyzer/Checkers/CStringChecker.cpp
index 71c4ee6..4b1a483 100644
--- a/lib/StaticAnalyzer/Checkers/CStringChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/CStringChecker.cpp
@@ -769,12 +769,11 @@
 
 bool CStringChecker::SummarizeRegion(raw_ostream& os, ASTContext& Ctx,
                                      const MemRegion *MR) {
-  const TypedRegion *TR = dyn_cast<TypedRegion>(MR);
   const TypedValueRegion *TVR = dyn_cast<TypedValueRegion>(MR);
 
-  switch (TR->getKind()) {
+  switch (MR->getKind()) {
   case MemRegion::FunctionTextRegionKind: {
-    const FunctionDecl *FD = cast<FunctionTextRegion>(TR)->getDecl();
+    const FunctionDecl *FD = cast<FunctionTextRegion>(MR)->getDecl();
     if (FD)
       os << "the address of the function '" << FD << "'";
     else