2 files changed, 19 insertions, 7 deletions

diff --git a/src/corelib/kernel/qjnihelpers.cpp b/src/corelib/kernel/qjnihelpers.cpp
index 6a46f7dd11..091280400e 100644
--- a/src/corelib/kernel/qjnihelpers.cpp
+++ b/src/corelib/kernel/qjnihelpers.cpp
@@ -52,6 +52,18 @@
 
 QT_BEGIN_NAMESPACE
 
+namespace QtAndroidPrivate {
+    // *Listener virtual function implementations.
+    // Defined out-of-line to pin the vtable/type_info.
+    ActivityResultListener::~ActivityResultListener() {}
+    NewIntentListener::~NewIntentListener() {}
+    ResumePauseListener::~ResumePauseListener() {}
+    void ResumePauseListener::handlePause() {}
+    void ResumePauseListener::handleResume() {}
+    GenericMotionEventListener::~GenericMotionEventListener() {}
+    KeyEventListener::~KeyEventListener() {}
+}
+
 static JavaVM *g_javaVM = Q_NULLPTR;
 static jobject g_jActivity = Q_NULLPTR;
 static jobject g_jService = Q_NULLPTR;
diff --git a/src/corelib/kernel/qjnihelpers_p.h b/src/corelib/kernel/qjnihelpers_p.h
index 478f62a5c7..62f9358513 100644
--- a/src/corelib/kernel/qjnihelpers_p.h
+++ b/src/corelib/kernel/qjnihelpers_p.h
@@ -65,36 +65,36 @@ namespace QtAndroidPrivate
     class Q_CORE_EXPORT ActivityResultListener
     {
     public:
-        virtual ~ActivityResultListener() {}
+        virtual ~ActivityResultListener();
         virtual bool handleActivityResult(jint requestCode, jint resultCode, jobject data) = 0;
     };
 
     class Q_CORE_EXPORT NewIntentListener
     {
     public:
-        virtual ~NewIntentListener() {}
+        virtual ~NewIntentListener();
         virtual bool handleNewIntent(JNIEnv *env, jobject intent) = 0;
     };
 
     class Q_CORE_EXPORT ResumePauseListener
     {
     public:
-        virtual ~ResumePauseListener() {}
-        virtual void handlePause() {};
-        virtual void handleResume() {};
+        virtual ~ResumePauseListener();
+        virtual void handlePause();
+        virtual void handleResume();
     };
 
     class Q_CORE_EXPORT GenericMotionEventListener
     {
     public:
-        virtual ~GenericMotionEventListener() {}
+        virtual ~GenericMotionEventListener();
         virtual bool handleGenericMotionEvent(jobject event) = 0;
     };
 
     class Q_CORE_EXPORT KeyEventListener
     {
     public:
-        virtual ~KeyEventListener() {}
+        virtual ~KeyEventListener();
         virtual bool handleKeyEvent(jobject event) = 0;
     };