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 98223b1759e..fa80afde3a1 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
@@ -10551,4 +10551,13 @@ public class AST2TemplateTests extends AST2CPPTestBase {
 	public void testTemplateIdAmbiguity_529696() throws Exception {
 		parseAndCheckBindings();
 	}
+	
+	//	template <int...>
+	//	using index_sequence = int;
+	//
+	//	template <int... I>
+	//	void foo(index_sequence<I...>);
+	public void testTemplateAliasWithVariadicNonTypeArgs_530086() throws Exception {
+		parseAndCheckBindings();
+	}
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPTemplates.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPTemplates.java
index 58c6af7f199..b4915bb19c2 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPTemplates.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPTemplates.java
@@ -2834,6 +2834,9 @@ public class CPPTemplates {
 			final IType paramType, ICPPTemplateArgument arg) throws DOMException {
 		// 14.1s8 function to pointer and array to pointer conversions.
 		IType a= arg.getTypeOfNonTypeValue();
+		if (a instanceof ICPPParameterPackType) {
+			a = ((ICPPParameterPackType) a).getType();
+		}
 		IType p;
 		if (paramType instanceof IFunctionType) {
 			p = new CPPPointerType(paramType);