Patch fixes a code gen. bug in generation of objc_assign_ivar
(objc GC's API).


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82724 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGValue.h b/lib/CodeGen/CGValue.h
index ee9dc52..2a06f51 100644
--- a/lib/CodeGen/CGValue.h
+++ b/lib/CodeGen/CGValue.h
@@ -156,6 +156,7 @@
   // Lvalue is a global reference of an objective-c object
   bool GlobalObjCRef : 1;
 
+  Expr *BaseIvarExp;
 private:
   void SetQualifiers(Qualifiers Quals) {
     this->Quals = Quals;
@@ -163,6 +164,7 @@
     // FIXME: Convenient place to set objc flags to 0. This should really be
     // done in a user-defined constructor instead.
     this->Ivar = this->ObjIsArray = this->NonGC = this->GlobalObjCRef = false;
+    this->BaseIvarExp = 0;
   }
 
 public:
@@ -185,6 +187,9 @@
   bool isGlobalObjCRef() const { return GlobalObjCRef; }
   bool isObjCWeak() const { return Quals.getObjCGCAttr() == Qualifiers::Weak; }
   bool isObjCStrong() const { return Quals.getObjCGCAttr() == Qualifiers::Strong; }
+  
+  Expr *getBaseIvarExp() const { return BaseIvarExp; }
+  void setBaseIvarExp(Expr *V) { BaseIvarExp = V; }
 
   unsigned getAddressSpace() const { return Quals.getAddressSpace(); }