2 files changed, 21 insertions, 0 deletions
diff --git a/overloaddata.cpp b/overloaddata.cpp
index 48e7e27ce..c9e5b5b44 100644
--- a/overloaddata.cpp
+++ b/overloaddata.cpp
@@ -188,6 +188,25 @@ bool OverloadData::nextArgumentHasDefaultValue() const
     return false;
 }
 
+static OverloadData* _findNextArgWithDefault(OverloadData* overloadData)
+{
+    if (overloadData->hasDefaultValue())
+        return overloadData;
+
+    OverloadData* result = 0;
+    foreach (OverloadData* odata, overloadData->nextOverloadData()) {
+        OverloadData* tmp = _findNextArgWithDefault(odata);
+        if (!result || (tmp && result->argPos() > tmp->argPos()))
+            result = tmp;
+    }
+    return result;
+}
+
+OverloadData* OverloadData::findNextArgWithDefault()
+{
+    return _findNextArgWithDefault(this);
+}
+
 bool OverloadData::isFinalOccurrence(const AbstractMetaFunction* func) const
 {
     foreach (const OverloadData* pd, m_nextOverloadData) {
diff --git a/overloaddata.h b/overloaddata.h
index 5fd6ff547..f80ce84df 100644
--- a/overloaddata.h
+++ b/overloaddata.h
@@ -50,6 +50,8 @@ public:
     bool isHeadOverloadData() const { return this == m_headOverloadData; }
     bool hasDefaultValue() const;
     bool nextArgumentHasDefaultValue() const;
+    /// Returns the nearest occurrence, including this instance, of an argument with a default value.
+    OverloadData* findNextArgWithDefault();
     bool isFinalOccurrence(const AbstractMetaFunction* func) const;
 
     QList<const AbstractMetaFunction*> overloads() const { return m_overloads; }