diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/cpp/PDOMCPPLinkage.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/cpp/PDOMCPPLinkage.java
index 7705d5445c8..9e665c2581f 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/cpp/PDOMCPPLinkage.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/cpp/PDOMCPPLinkage.java
@@ -222,7 +222,9 @@ public class PDOMCPPLinkage extends PDOMLinkage {
 				ICPPMethod[] implicit= ((ICPPClassScope) scope).getImplicitMethods();
 				for (int i = 0; i < implicit.length; i++) {
 					ICPPMethod method = implicit[i];
-					addBinding(type, method);
+					if (adaptBinding(method) == null) {
+						addBinding(type, method);
+					}
 				}
 			}
 		} catch (DOMException e) {