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 e2a6fbaf2f7..69d883daa88 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
@@ -11607,4 +11607,14 @@ public class AST2TemplateTests extends AST2CPPTestBase {
 	public void testRecognizeConstructorWithSemicolonAfterBody() throws Exception {
 		parseAndCheckImplicitNameBindings();
 	}
+
+	//	template<typename T>
+	//	void f() {
+	//		struct S {
+	//			T t;
+	//		} s {};
+	//	};
+	public void testAllowAggregateInitializationInTemplateBody() throws Exception {
+		parseAndCheckImplicitNameBindings();
+	}
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/AggregateInitialization.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/AggregateInitialization.java
index 0f6eae40b77..c4dde1cd9e0 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/AggregateInitialization.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/AggregateInitialization.java
@@ -64,7 +64,11 @@ class AggregateInitialization {
 	 * else recurses into the subaggregate.
 	 */
 	private Cost checkElement(IType type, IValue initialValue, Cost worstCost) throws DOMException {
-		assert !CPPTemplates.isDependentType(type);
+		if (CPPTemplates.isDependentType(type)) {
+			// We can only get here looking for initialization constructor while scanning for implicit names.
+			// Return trivial conversion cost and no constructor because type is unknown at this point.
+			return new Cost(type, type, Rank.IDENTITY);
+		}
 		IType nestedType = SemanticUtil.getNestedType(type, SemanticUtil.TDEF);
 		if (fIndex >= fInitializers.length)
 			// TODO for arrays we could short-circuit default init instead of trying to init each element