diff --git a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java
index 163aeebf33c..e41264c9df1 100644
--- a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java
+++ b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java
@@ -6160,6 +6160,27 @@ public class AST2TemplateTests extends AST2TestBase {
 		parseAndCheckBindings();
 	}
 
+	//	template <typename T>
+	//	struct id {
+	//	    typedef T type;
+	//	};
+	//
+	//	template <typename T>
+	//	struct B {
+	//	    struct base : id<id<T>> {};
+	//	      
+	//	    typedef typename base::type base2;
+	//	    
+	//	    struct result : base2 {};
+	//	};
+	//
+	//	typedef B<int>::result::type waldo;
+	public void testSpecializationOfBaseClass_409078() throws Exception {
+		BindingAssertionHelper bh = getAssertionHelper();
+		ITypedef waldo = bh.assertNonProblem("waldo");
+		assertSameType(waldo.getType(), CommonTypes.int_);
+	}
+
 	//struct A {
 	//	int m(int i) const;
 	//	void m() const;
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/AbstractCPPClassSpecializationScope.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/AbstractCPPClassSpecializationScope.java
index ff98ac89ceb..070c5a6224d 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/AbstractCPPClassSpecializationScope.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/AbstractCPPClassSpecializationScope.java
@@ -155,7 +155,11 @@ public class AbstractCPPClassSpecializationScope implements ICPPClassSpecializat
 					}
 					if (origClass instanceof IType) {
 						ICPPBase specBase = base.clone();
-						IType specClass= CPPTemplates.instantiateType((IType) origClass, tpmap, -1, specialClass, point);
+						ICPPClassSpecialization specializationContext = specialClass;
+						if (specialClass.getOwner() instanceof ICPPClassSpecialization) {
+							specializationContext = (ICPPClassSpecialization) specialClass.getOwner();
+						}
+						IType specClass= CPPTemplates.instantiateType((IType) origClass, tpmap, -1, specializationContext, point);
 						specClass = SemanticUtil.getUltimateType(specClass, false);
 						if (specClass instanceof IBinding && !(specClass instanceof IProblemBinding)) {
 							specBase.setBaseClass((IBinding) specClass);