[analyzer] Handle reads of ObjCPropertyRefExprs implicitly in Environment. No need to bind an explicit value and create a new node.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@138196 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/StaticAnalyzer/Core/Environment.cpp b/lib/StaticAnalyzer/Core/Environment.cpp
index 2cc8bb0e77..2d37e53cee 100644
--- a/lib/StaticAnalyzer/Core/Environment.cpp
+++ b/lib/StaticAnalyzer/Core/Environment.cpp
@@ -11,6 +11,7 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "clang/AST/ExprObjC.h"
 #include "clang/Analysis/AnalysisContext.h"
 #include "clang/Analysis/CFG.h"
 #include "clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h"
@@ -83,6 +84,9 @@ SVal Environment::getSVal(const Stmt *E, SValBuilder& svalBuilder,
       case Stmt::CXXBindTemporaryExprClass:
         E = cast<CXXBindTemporaryExpr>(E)->getSubExpr();
         continue;
+      case Stmt::ObjCPropertyRefExprClass:
+        return loc::ObjCPropRef(cast<ObjCPropertyRefExpr>(E));
+        
       // Handle all other Stmt* using a lookup.
       default:
         break;