github
diff --git a/‎cpp/ql/src/semmle/code/cpp/models/implementations/MemberFunction.qll‎
Lines changed: 2 additions & 10 deletions b/‎cpp/ql/src/semmle/code/cpp/models/implementations/MemberFunction.qll‎
Lines changed: 2 additions & 10 deletions
@@ -35,11 +35,7 @@ class ConversionConstructorModel extends Constructor, TaintFunction {
 class CopyConstructorModel extends CopyConstructor, DataFlowFunction {
   override predicate hasDataFlow(FunctionInput input, FunctionOutput output) {
     // data flow from the first constructor argument to the returned object
-    (
-      input.isParameter(0)
-      or
-      input.isParameterDeref(0)
-    ) and
+    input.isParameterDeref(0) and
     (
       output.isReturnValue()
       or
@@ -54,11 +50,7 @@ class CopyConstructorModel extends CopyConstructor, DataFlowFunction {
 class MoveConstructorModel extends MoveConstructor, DataFlowFunction {
   override predicate hasDataFlow(FunctionInput input, FunctionOutput output) {
     // data flow from the first constructor argument to the returned object
-    (
-      input.isParameter(0)
-      or
-      input.isParameterDeref(0)
-    ) and
+    input.isParameterDeref(0) and
     (
       output.isReturnValue()
       or