Fix some unused variable, control reaches end of non-void function,
and uninitialized use options.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@62270 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/SymbolManager.cpp b/lib/Analysis/SymbolManager.cpp
index 746d55c..f8f8555 100644
--- a/lib/Analysis/SymbolManager.cpp
+++ b/lib/Analysis/SymbolManager.cpp
@@ -24,6 +24,8 @@
 
 SymbolRef SymbolManager::getSymbol(const MemRegion* R) {
   switch (R->getKind()) {
+  default:
+    assert(0 && "unprocessed region");
   case MemRegion::VarRegionKind:
     return getSymbol(cast<VarRegion>(R)->getDecl());
   
@@ -38,8 +40,6 @@
     const FieldRegion* FR = cast<FieldRegion>(R);
     return getFieldSymbol(FR->getSuperRegion(), FR->getDecl());
   }
-  default:
-    assert(0 && "unprocessed region");
   }
 }