CXXBaseObjectRegion is like FieldRegion. Need to blast through it when

getting the base region. This makes the RemoveDeadBindings() correct.

llvm-svn: 123375

clang/lib/StaticAnalyzer/MemRegion.cpp

@@ -770,6 +770,7 @@ const MemRegion *MemRegion::getBaseRegion() const {
       case MemRegion::ElementRegionKind:
       case MemRegion::FieldRegionKind:
       case MemRegion::ObjCIvarRegionKind:
+      case MemRegion::CXXBaseObjectRegionKind:
         R = cast<SubRegion>(R)->getSuperRegion();
         continue;
       default:

clang/test/Analysis/base-init.cpp

-// RUN: %clang_cc1 -analyze -analyzer-check-objc-mem -analyzer-store region -analyzer-inline-call -cfg-add-initializers -verify -analyzer-no-purge-dead %s
+// RUN: %clang_cc1 -analyze -analyzer-check-objc-mem -analyzer-store region -analyzer-inline-call -cfg-add-initializers -verify %s
 
 class A {
   int x;