1 files changed, 41 insertions, 0 deletions
diff --git a/clang/Analysis/GRTransferFuncs.cpp b/clang/Analysis/GRTransferFuncs.cpp
new file mode 100644
index 00000000000..3716ed96910
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+++ b/clang/Analysis/GRTransferFuncs.cpp
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+//== GRTransferFuncs.cpp - Path-Sens. Transfer Functions Interface -*- C++ -*--=
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//  This files defines GRTransferFuncs, which provides a base-class that
+//  defines an interface for transfer functions used by GRExprEngine.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Analysis/PathSensitive/GRTransferFuncs.h"
+
+using namespace clang;
+
+//===----------------------------------------------------------------------===//
+// Transfer function for Casts.
+//===----------------------------------------------------------------------===//
+
+RValue GRTransferFuncs::EvalCast(ValueManager& ValMgr, RValue X,
+                                 Expr* CastExpr) {
+  
+  switch (X.getBaseKind()) {
+    default:
+      assert(false && "Invalid RValue."); break;
+
+    case RValue::LValueKind: 
+      return EvalCast(ValMgr, cast<LValue>(X), CastExpr);
+
+    case RValue::NonLValueKind:
+      return EvalCast(ValMgr, cast<NonLValue>(X), CastExpr);
+    
+    case RValue::UninitializedKind:
+    case RValue::UnknownKind: break;
+  }
+  
+  return X;
+}