diff -r 56cd8111b7f7 -r 41300fa6a67c tests/benchmarks/events/main.cpp
--- a/tests/benchmarks/events/main.cpp	Tue Jan 26 12:42:25 2010 +0200
+++ b/tests/benchmarks/events/main.cpp	Tue Feb 02 00:43:10 2010 +0200
@@ -47,6 +47,7 @@
 {
 public:
     void setPeer(QObject *peer);
+    void resetCounter() {m_counter = 100;}
 
 protected:
     bool event(QEvent *e);
@@ -69,7 +70,7 @@
         QEvent *e = new QEvent(QEvent::User);
         QCoreApplication::postEvent(m_peer, e);
     } else {
-        QCoreApplication::quit();
+        QTestEventLoop::instance().exitLoop();
     }
     return true;
 }
@@ -149,6 +150,10 @@
 void EventsBench::postEvent_data()
 {
     QTest::addColumn<bool>("filterEvents");
+    // The first time an eventloop is executed, the case runs radically slower at least
+    // on some platforms, so test the "no eventfilter" case to get a comparable results
+    // with the "eventfilter" case.
+    QTest::newRow("first time, no eventfilter") << false;
     QTest::newRow("no eventfilter") << false;
     QTest::newRow("eventfilter") << true;
 }
@@ -164,8 +169,14 @@
         ping.installEventFilter(this);
         pong.installEventFilter(this);
     }
-    QEvent *e = new QEvent(QEvent::User);
+
     QBENCHMARK {
+        // In case multiple iterations are done, event needs to be created inside the QBENCHMARK,
+        // or it gets deleted once first iteration exits and can cause a crash. Similarly,
+        // ping and pong need their counters reset.
+        QEvent *e = new QEvent(QEvent::User);
+        ping.resetCounter();
+        pong.resetCounter();
         QCoreApplication::postEvent(&ping, e);
         QTestEventLoop::instance().enterLoop( 61 );
     }