qdoc: Clear a static multimap after each qdocconf file.

Task: QTBUG-8804

3 files changed, 11 insertions, 0 deletions

diff --git a/tools/qdoc3/generator.cpp b/tools/qdoc3/generator.cpp
index c8a39ef..80f7e45 100644
--- a/tools/qdoc3/generator.cpp
+++ b/tools/qdoc3/generator.cpp
@@ -226,6 +226,7 @@ void Generator::terminate()
     imageFiles.clear();
     imageDirs.clear();
     outDir = "";
+    QmlClassNode::clear();
 }
 
 Generator *Generator::generatorForFormat(const QString& format)
diff --git a/tools/qdoc3/node.cpp b/tools/qdoc3/node.cpp
index 1dec17e..d4e4196 100644
--- a/tools/qdoc3/node.cpp
+++ b/tools/qdoc3/node.cpp
@@ -1284,6 +1284,15 @@ QmlClassNode::~QmlClassNode()
 }
 
 /*!
+  Clear the multimap so that subsequent runs don't try to use
+  nodes from a previous run.
+ */
+void QmlClassNode::clear()
+{
+    inheritedBy.clear();
+}
+
+/*!
   The base file name for this kind of node has "qml_"
   prepended to it.
 
diff --git a/tools/qdoc3/node.h b/tools/qdoc3/node.h
index fd39698..1017813 100644
--- a/tools/qdoc3/node.h
+++ b/tools/qdoc3/node.h
@@ -385,6 +385,7 @@ class QmlClassNode : public FakeNode
     virtual QString fileBase() const;
     static void addInheritedBy(const QString& base, Node* sub);
     static void subclasses(const QString& base, NodeList& subs);
+    static void clear();
 
  public:
     static bool qmlOnly;