[analyzer] Migrate argument invalidation from CFRefCount to ExprEngine.

This is a common path for function and C++ method calls, Objective-C messages and property accesses, and C++ construct-exprs.

As support, add message receiver accessors to ObjCMessage and CallOrObjCMessage.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@138718 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 1 deletions

diff --git a/lib/StaticAnalyzer/Core/ExprEngineObjC.cpp b/lib/StaticAnalyzer/Core/ExprEngineObjC.cpp
index 6cfe8cdc93..a80b2bfb7e 100644
--- a/lib/StaticAnalyzer/Core/ExprEngineObjC.cpp
+++ b/lib/StaticAnalyzer/Core/ExprEngineObjC.cpp
@@ -273,7 +273,12 @@ void ExprEngine::evalObjCMessage(ExplodedNodeSet &Dst, const ObjCMessage &msg,
   // Bind the return value.
   state = state->BindExpr(currentStmt, ReturnValue);
 
+  // Invalidate the arguments (and the receiver)
+  const LocationContext *LC = Pred->getLocationContext();
+  state = invalidateArguments(state, CallOrObjCMessage(msg, state), LC);
+  Builder->MakeNode(Dst, msg.getOriginExpr(), Pred, state);
+
   // Now we can handle the other aspects of the message.
-  getTF().evalObjCMessage(Dst, *this, *Builder, msg, Pred, state);
+  //getTF().evalObjCMessage(Dst, *this, *Builder, msg, Pred, state);
 }