Merge remote-tracking branch 'origin/5.11' into dev

 Conflicts:
	src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.cpp
	tests/auto/qml/qjsengine/tst_qjsengine.cpp

Change-Id: I8276669e257f35a76768ef7f8795a8605cf4c9bc

33 files changed, 281 insertions, 102 deletions

diff --git a/src/3rdparty/masm/yarr/YarrInterpreter.cpp b/src/3rdparty/masm/yarr/YarrInterpreter.cpp
index 4a789f6f28..16fc183cad 100644
--- a/src/3rdparty/masm/yarr/YarrInterpreter.cpp
+++ b/src/3rdparty/masm/yarr/YarrInterpreter.cpp
@@ -731,6 +731,7 @@ public:
                 context->term -= term.atom.parenthesesWidth;
                 return false;
             }
+            Q_FALLTHROUGH();
         case QuantifierNonGreedy:
             if (backTrack->begin == notFound) {
                 backTrack->begin = input.getPos();
diff --git a/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.cpp b/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.cpp
index 92e93a053a..22c515adf9 100644
--- a/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.cpp
+++ b/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.cpp
@@ -59,7 +59,7 @@ Q_QML_DEBUG_PLUGIN_LOADER(QQmlAbstractProfilerAdapter)
 
 QQmlProfilerServiceImpl::QQmlProfilerServiceImpl(QObject *parent) :
     QQmlConfigurableDebugService<QQmlProfilerService>(1, parent),
-    m_waitingForStop(false)
+    m_waitingForStop(false), m_globalEnabled(false), m_globalFeatures(0)
 {
     m_timer.start();
     QQmlAbstractProfilerAdapter *quickAdapter =
@@ -137,6 +137,10 @@ void QQmlProfilerServiceImpl::engineAdded(QJSEngine *engine)
                "QML profilers have to be added from the engine thread");
 
     QMutexLocker lock(&m_configMutex);
+
+    if (m_globalEnabled)
+        startProfiling(engine, m_globalFeatures);
+
     const auto range = qAsConst(m_engineProfilers).equal_range(engine);
     for (auto it = range.first; it != range.second; ++it)
         (*it)->stopWaiting();
@@ -254,6 +258,9 @@ void QQmlProfilerServiceImpl::startProfiling(QJSEngine *engine, quint64 features
         if (startedAny)
             d << idForObject(engine);
     } else {
+        m_globalEnabled = true;
+        m_globalFeatures = features;
+
         QSet<QJSEngine *> engines;
         for (QMultiHash<QJSEngine *, QQmlAbstractProfilerAdapter *>::iterator i(m_engineProfilers.begin());
                 i != m_engineProfilers.end(); ++i) {
@@ -274,9 +281,8 @@ void QQmlProfilerServiceImpl::startProfiling(QJSEngine *engine, quint64 features
         }
 
         emit startFlushTimer();
+        emit messageToClient(name(), d.data());
     }
-
-    emit messageToClient(name(), d.data());
 }
 
 /*!
@@ -292,6 +298,9 @@ void QQmlProfilerServiceImpl::stopProfiling(QJSEngine *engine)
     QList<QQmlAbstractProfilerAdapter *> stopping;
     QList<QQmlAbstractProfilerAdapter *> reporting;
 
+    if (engine == nullptr)
+        m_globalEnabled = false;
+
     bool stillRunning = false;
     for (QMultiHash<QJSEngine *, QQmlAbstractProfilerAdapter *>::iterator i(m_engineProfilers.begin());
             i != m_engineProfilers.end(); ++i) {
diff --git a/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.h b/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.h
index e86c8df4ac..ce0101f4d4 100644
--- a/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.h
+++ b/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.h
@@ -115,6 +115,9 @@ private:
     QTimer m_flushTimer;
     bool m_waitingForStop;
 
+    bool m_globalEnabled;
+    quint64 m_globalFeatures;
+
     QList<QQmlAbstractProfilerAdapter *> m_globalProfilers;
     QMultiHash<QJSEngine *, QQmlAbstractProfilerAdapter *> m_engineProfilers;
     QList<QJSEngine *> m_stoppingEngines;
diff --git a/src/qml/debugger/qqmlprofiler_p.h b/src/qml/debugger/qqmlprofiler_p.h
index 44d208db41..d01e2bc429 100644
--- a/src/qml/debugger/qqmlprofiler_p.h
+++ b/src/qml/debugger/qqmlprofiler_p.h
@@ -190,7 +190,7 @@ public:
         }
 
         RefLocation(QQmlDataBlob *ref)
-            : Location(QQmlSourceLocation()), locationType(Compiling), sent(false)
+            : Location(QQmlSourceLocation(), ref->url()), locationType(Compiling), sent(false)
         {
             blob = ref;
             blob->addref();
diff --git a/src/qml/jsruntime/qv4global_p.h b/src/qml/jsruntime/qv4global_p.h
index 7f82a02ae0..9b13d4e341 100644
--- a/src/qml/jsruntime/qv4global_p.h
+++ b/src/qml/jsruntime/qv4global_p.h
@@ -108,6 +108,11 @@ inline double trunc(double d) { return d > 0 ? floor(d) : ceil(d); }
 //#  define V4_ENABLE_JIT
 #endif
 
+// check FPU with double precision on ARM platform
+#if (defined(Q_PROCESSOR_ARM_64) || defined(Q_PROCESSOR_ARM_32)) && defined(V4_ENABLE_JIT) && defined(__ARM_FP) && (__ARM_FP <= 0x04)
+#  undef V4_ENABLE_JIT
+#endif
+
 // Black list some platforms
 #if defined(V4_ENABLE_JIT)
 #if defined(Q_OS_IOS) || defined(Q_OS_TVOS)
diff --git a/src/qml/jsruntime/qv4value_p.h b/src/qml/jsruntime/qv4value_p.h
index 97ed13cd91..a5ee6b5373 100644
--- a/src/qml/jsruntime/qv4value_p.h
+++ b/src/qml/jsruntime/qv4value_p.h
@@ -339,7 +339,7 @@ public:
         if (isDouble()) {
             double d = doubleValue();
             int i = (int)d;
-            if (i == d) {
+            if (i == d && !(d == 0 && std::signbit(d))) {
                 setInt_32(i);
                 return true;
             }
diff --git a/src/qml/qml/qqmlexpression.cpp b/src/qml/qml/qqmlexpression.cpp
index 59cc9bb09f..27d3acb9b7 100644
--- a/src/qml/qml/qqmlexpression.cpp
+++ b/src/qml/qml/qqmlexpression.cpp
@@ -252,6 +252,11 @@ QV4::ReturnedValue QQmlExpressionPrivate::v4value(bool *isUndefined)
     if (!expressionFunctionValid) {
         createQmlBinding(context(), scopeObject(), expression, url, line);
         expressionFunctionValid = true;
+        if (hasError()) {
+            if (isUndefined)
+                *isUndefined = true;
+            return QV4::Encode::undefined();
+        }
     }
 
     return evaluate(isUndefined);
diff --git a/src/qml/qml/qqmljavascriptexpression.cpp b/src/qml/qml/qqmljavascriptexpression.cpp
index 74148e3ca4..3daa107b64 100644
--- a/src/qml/qml/qqmljavascriptexpression.cpp
+++ b/src/qml/qml/qqmljavascriptexpression.cpp
@@ -451,15 +451,11 @@ void QQmlJavaScriptExpression::createQmlBinding(QQmlContextData *ctxt, QObject *
     QV4::Script script(v4, qmlContext, code, filename, line);
     script.parse();
     if (v4->hasException) {
-        QQmlError error = v4->catchExceptionAsQmlError();
-        if (error.description().isEmpty())
-            error.setDescription(QLatin1String("Exception occurred during function evaluation"));
-        if (error.line() == -1)
-            error.setLine(line);
-        if (error.url().isEmpty())
-            error.setUrl(QUrl::fromLocalFile(filename));
-        error.setObject(qmlScope);
-        ep->warning(error);
+        QQmlDelayedError *error = delayedError();
+        error->catchJavaScriptException(v4);
+        error->setErrorObject(qmlScope);
+        if (!error->addError(ep))
+            ep->warning(error);
         return;
     }
     setupFunction(qmlContext, script.vmFunction);
diff --git a/src/quick/designer/qquickdesignercustomobjectdata.cpp b/src/quick/designer/qquickdesignercustomobjectdata.cpp
index daa9486f02..8989de711e 100644
--- a/src/quick/designer/qquickdesignercustomobjectdata.cpp
+++ b/src/quick/designer/qquickdesignercustomobjectdata.cpp
@@ -149,11 +149,11 @@ void QQuickDesignerCustomObjectData::populateResetHashes()
             QQuickDesignerSupportProperties::propertyNameListForWritableProperties(object());
 
     const QMetaObject *mo = object()->metaObject();
-    QStringList deferredPropertyNames;
+    QByteArrayList deferredPropertyNames;
     const int namesIndex = mo->indexOfClassInfo("DeferredPropertyNames");
     if (namesIndex != -1) {
         QMetaClassInfo classInfo = mo->classInfo(namesIndex);
-        deferredPropertyNames = QString::fromUtf8(classInfo.value()).split(QLatin1Char(','));
+        deferredPropertyNames = QByteArray(classInfo.value()).split(',');
     }
 
     for (const QQuickDesignerSupport::PropertyName &propertyName : propertyNameList) {
diff --git a/src/quick/designer/qquickdesignersupportitems.cpp b/src/quick/designer/qquickdesignersupportitems.cpp
index 82474827aa..1c338fa79d 100644
--- a/src/quick/designer/qquickdesignersupportitems.cpp
+++ b/src/quick/designer/qquickdesignersupportitems.cpp
@@ -96,11 +96,11 @@ static void allSubObjects(QObject *object, QObjectList &objectList)
 
     const QMetaObject *mo = object->metaObject();
 
-    QStringList deferredPropertyNames;
+    QByteArrayList deferredPropertyNames;
     const int namesIndex = mo->indexOfClassInfo("DeferredPropertyNames");
     if (namesIndex != -1) {
         QMetaClassInfo classInfo = mo->classInfo(namesIndex);
-        deferredPropertyNames = QString::fromUtf8(classInfo.value()).split(QLatin1Char(','));
+        deferredPropertyNames = QByteArray(classInfo.value()).split(',');
     }
 
     for (int index = QObject::staticMetaObject.propertyOffset();
diff --git a/src/quick/doc/QtQuickDoc b/src/quick/doc/QtQuickDoc
new file mode 100644
index 0000000000..6c151f2ebd
--- /dev/null
+++ b/src/quick/doc/QtQuickDoc
@@ -0,0 +1,2 @@
+#include <QtQuick/QtQuick>
+#include <QtQuickWidgets/QtQuickWidgets>
diff --git a/src/quick/doc/qtquick.qdocconf b/src/quick/doc/qtquick.qdocconf
index 7ce0dfcf09..c137d1d2c8 100644
--- a/src/quick/doc/qtquick.qdocconf
+++ b/src/quick/doc/qtquick.qdocconf
@@ -6,6 +6,10 @@ version                 = $QT_VERSION
 
 examplesinstallpath     = quick
 
+# Custom module header that pulls in also QtQuickWidgets
+moduleheader            = QtQuickDoc
+includepaths            = -I .
+
 qhp.projects            = QtQuick
 
 qhp.QtQuick.file                = qtquick.qhp
diff --git a/src/quick/handlers/qquickpointerhandler.cpp b/src/quick/handlers/qquickpointerhandler.cpp
index 959030b8fe..e5b1dc8985 100644
--- a/src/quick/handlers/qquickpointerhandler.cpp
+++ b/src/quick/handlers/qquickpointerhandler.cpp
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2017 The Qt Company Ltd.
+** Copyright (C) 2018 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of the QtQuick module of the Qt Toolkit.
@@ -245,6 +245,14 @@ void QQuickPointerHandler::setGrabPermissions(GrabPermissions grabPermission)
     emit grabPermissionChanged();
 }
 
+void QQuickPointerHandler::classBegin()
+{
+}
+
+void QQuickPointerHandler::componentComplete()
+{
+}
+
 /*!
     \internal
     Acquire or give up the exclusive grab of the given \a point, according to
diff --git a/src/quick/handlers/qquickpointerhandler_p.h b/src/quick/handlers/qquickpointerhandler_p.h
index 9ea6a8b5e2..e2bcce8fc9 100644
--- a/src/quick/handlers/qquickpointerhandler_p.h
+++ b/src/quick/handlers/qquickpointerhandler_p.h
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2017 The Qt Company Ltd.
+** Copyright (C) 2018 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of the QtQuick module of the Qt Toolkit.
@@ -106,9 +106,6 @@ public:
     GrabPermissions grabPermissions() const { return static_cast<GrabPermissions>(m_grabPermissions); }
     void setGrabPermissions(GrabPermissions grabPermissions);
 
-    void classBegin() override { }
-    void componentComplete() override { }
-
 Q_SIGNALS:
     void enabledChanged();
     void activeChanged();
@@ -118,6 +115,9 @@ Q_SIGNALS:
     void canceled(QQuickEventPoint *point);
 
 protected:
+    void classBegin() override;
+    void componentComplete() override;
+
     QQuickPointerEvent *currentEvent() { return m_currentEvent; }
     virtual bool wantsPointerEvent(QQuickPointerEvent *event);
     virtual void handlePointerEventImpl(QQuickPointerEvent *event);
diff --git a/src/quick/scenegraph/adaptations/software/qsgsoftwarerenderloop.cpp b/src/quick/scenegraph/adaptations/software/qsgsoftwarerenderloop.cpp
index 423f5f7321..b400473128 100644
--- a/src/quick/scenegraph/adaptations/software/qsgsoftwarerenderloop.cpp
+++ b/src/quick/scenegraph/adaptations/software/qsgsoftwarerenderloop.cpp
@@ -195,7 +195,7 @@ void QSGSoftwareRenderLoop::renderWindow(QQuickWindow *window, bool isNewExpose)
                 int(polishTime / 1000000),
                 int((syncTime - polishTime) / 1000000),
                 int((renderTime - syncTime) / 1000000),
-                int((swapTime - renderTime) / 10000000),
+                int((swapTime - renderTime) / 1000000),
                 int(lastFrameTime.msecsTo(QTime::currentTime())));
         lastFrameTime = QTime::currentTime();
     }
diff --git a/tests/auto/cmake/CMakeLists.txt b/tests/auto/cmake/CMakeLists.txt
index 4d4d8e3db7..f304a99705 100644
--- a/tests/auto/cmake/CMakeLists.txt
+++ b/tests/auto/cmake/CMakeLists.txt
@@ -25,4 +25,5 @@ add_test(qtquickcompiler ${CMAKE_CTEST_COMMAND}
     --build-makeprogram ${CMAKE_MAKE_PROGRAM}
     --build-project qqc_test
     --build-options "-DCMAKE_PREFIX_PATH=${CMAKE_PREFIX_PATH}" ${BUILD_OPTIONS_LIST}
+    --test-command qqc_test
 )
diff --git a/tests/auto/cmake/qtquickcompiler/CMakeLists.txt b/tests/auto/cmake/qtquickcompiler/CMakeLists.txt
index 6dee1e25dc..4e46544767 100644
--- a/tests/auto/cmake/qtquickcompiler/CMakeLists.txt
+++ b/tests/auto/cmake/qtquickcompiler/CMakeLists.txt
@@ -4,11 +4,14 @@ project(qqc_test)
 
 find_package(Qt5Qml 5.0.0 REQUIRED)
 find_package(Qt5Gui 5.0.0 REQUIRED)
+find_package(Qt5Test 5.0.0 REQUIRED)
 find_package(Qt5QuickCompiler)
 
 set(CMAKE_CXXFLAGS "${CMAKE_CXXFLAGS} ${Qt5Core_EXECUTABLE_COMPILE_FLAGS}")
 
-qtquick_compiler_add_resources(RESOURCES qqc_test.qrc)
+qtquick_compiler_add_resources(RESOURCES "resources with space/qqc_test.qrc")
+
+set(CMAKE_AUTOMOC ON)
 
 add_executable(qqc_test "${CMAKE_CURRENT_SOURCE_DIR}/main.cpp" ${RESOURCES})
-target_link_libraries(qqc_test Qt5::Gui Qt5::Qml)
+target_link_libraries(qqc_test Qt5::Gui Qt5::Qml Qt5::Test)
diff --git a/tests/auto/cmake/qtquickcompiler/main.cpp b/tests/auto/cmake/qtquickcompiler/main.cpp
index 47fc709c0a..c357ef60e6 100644
--- a/tests/auto/cmake/qtquickcompiler/main.cpp
+++ b/tests/auto/cmake/qtquickcompiler/main.cpp
@@ -1,9 +1,30 @@
 
-#include <QtGui>
+#include <QtCore>
 #include <QtQml>
+#include <QtTest>
 
-int main(int argc, char **argv)
+class tst_QQC : public QObject
 {
-    QGuiApplication app(argc, argv);
-    return app.exec();
+    Q_OBJECT
+private slots:
+    void packaging();
+};
+
+void tst_QQC::packaging()
+{
+    QVERIFY(QFile::exists(":/main.qml"));
+    QCOMPARE(QFileInfo(":/main.qml").size(), 0);
+    QVERIFY(QFile::exists(":/main.cpp"));
+    QVERIFY(QFileInfo(":/main.cpp").size() > 0);
+
+
+    QQmlEngine engine;
+    QQmlComponent component(&engine, QUrl("qrc:/main.qml"));
+    QScopedPointer<QObject> obj(component.create());
+    QVERIFY(!obj.isNull());
+    QCOMPARE(obj->property("success").toInt(), 42);
 }
+
+QTEST_MAIN(tst_QQC)
+
+#include "main.moc"
diff --git a/tests/auto/cmake/qtquickcompiler/main.qml b/tests/auto/cmake/qtquickcompiler/resources with space/main.qml
index 1f146d89c3..0836808dc2 100644
--- a/tests/auto/cmake/qtquickcompiler/main.qml
+++ b/tests/auto/cmake/qtquickcompiler/resources with space/main.qml
@@ -1,4 +1,4 @@
 import QtQml 2.0
 QtObject {
-    property bool success: 42
+    property int success: 42
 }
diff --git a/tests/auto/cmake/qtquickcompiler/qqc_test.qrc b/tests/auto/cmake/qtquickcompiler/resources with space/qqc_test.qrc
index f128b7004b..63d8d1f37e 100644
--- a/tests/auto/cmake/qtquickcompiler/qqc_test.qrc
+++ b/tests/auto/cmake/qtquickcompiler/resources with space/qqc_test.qrc
@@ -1,6 +1,6 @@
 <!DOCTYPE RCC><RCC version="1.0">
 <qresource>
 <file>./main.qml</file>
-<file>./main.cpp</file>
+<file alias="main.cpp">../main.cpp</file>
 </qresource>
 </RCC>
diff --git a/tests/auto/qml/debugger/qqmlprofilerservice/tst_qqmlprofilerservice.cpp b/tests/auto/qml/debugger/qqmlprofilerservice/tst_qqmlprofilerservice.cpp
index cd8e4216f3..f2b44a4d95 100644
--- a/tests/auto/qml/debugger/qqmlprofilerservice/tst_qqmlprofilerservice.cpp
+++ b/tests/auto/qml/debugger/qqmlprofilerservice/tst_qqmlprofilerservice.cpp
@@ -221,6 +221,7 @@ private slots:
     void flushInterval();
     void translationBinding();
     void memory();
+    void compile();
 
 private:
     bool m_recordFromStart = true;
@@ -525,6 +526,8 @@ void tst_QQmlProfilerService::connect()
 
     if (!traceEnabled)
         m_client->client->setRecording(true);
+
+    QTRY_VERIFY(m_client->numLoadedEventTypes() > 0);
     m_client->client->setRecording(false);
     checkTraceReceived();
     checkJsHeap();
@@ -643,6 +646,7 @@ void tst_QQmlProfilerService::controlFromJS()
 {
     QCOMPARE(connect(true, "controlFromJS.qml", false), ConnectSuccess);
 
+    QTRY_VERIFY(m_client->numLoadedEventTypes() > 0);
     m_client->client->setRecording(false);
     checkTraceReceived();
     checkJsHeap();
@@ -749,6 +753,41 @@ void tst_QQmlProfilerService::memory()
     QVERIFY(smallItems > 5);
 }
 
+void tst_QQmlProfilerService::compile()
+{
+    connect(true, "test.qml");
+
+    QTRY_VERIFY(m_client->numLoadedEventTypes() > 0);
+    m_client->client->setRecording(false);
+
+    checkTraceReceived();
+    checkJsHeap();
+
+    QQmlProfilerDefinitions::Message rangeStage = QQmlProfilerDefinitions::MaximumMessage;
+    for (auto message : m_client->qmlMessages) {
+        const QQmlProfilerEventType &type = m_client->types[message.typeIndex()];
+        if (type.rangeType() == QQmlProfilerDefinitions::Compiling) {
+            switch (rangeStage) {
+            case QQmlProfilerDefinitions::MaximumMessage:
+                QCOMPARE(message.rangeStage(), QQmlProfilerDefinitions::RangeStart);
+                break;
+            case QQmlProfilerDefinitions::RangeStart:
+                QCOMPARE(message.rangeStage(), QQmlProfilerDefinitions::RangeEnd);
+                break;
+            default:
+                QFAIL("Wrong range stage");
+            }
+            rangeStage = message.rangeStage();
+            QCOMPARE(type.message(), QQmlProfilerDefinitions::MaximumMessage);
+            QCOMPARE(type.location().filename(), testFileUrl("test.qml").toString());
+            QCOMPARE(type.location().line(), 0);
+            QCOMPARE(type.location().column(), 0);
+        }
+    }
+
+    QCOMPARE(rangeStage, QQmlProfilerDefinitions::RangeEnd);
+}
+
 QTEST_MAIN(tst_QQmlProfilerService)
 
 #include "tst_qqmlprofilerservice.moc"
diff --git a/tests/auto/qml/qjsengine/tst_qjsengine.cpp b/tests/auto/qml/qjsengine/tst_qjsengine.cpp
index 1eff5739b8..cc0a1e9a93 100644
--- a/tests/auto/qml/qjsengine/tst_qjsengine.cpp
+++ b/tests/auto/qml/qjsengine/tst_qjsengine.cpp
@@ -203,7 +203,6 @@ private slots:
     void malformedExpression();
 
     void scriptScopes();
-    void perfMapFile();
 
     void binaryNumbers();
     void octalNumbers();
@@ -4180,73 +4179,6 @@ void tst_QJSEngine::octalNumbers()
     QVERIFY(result.isError());
 }
 
-static const char *perfMapKey = "QV4_PROFILE_WRITE_PERF_MAP";
-static const char *jitCallKey = "QV4_JIT_CALL_THRESHOLD";
-
-struct EnvironmentModifier {
-    const bool hasPerfMap = false;
-    const bool hasJitCall = false;
-    const QByteArray perfMap;
-    const QByteArray jitCall;
-
-    EnvironmentModifier() :
-        hasPerfMap(qEnvironmentVariableIsSet(perfMapKey)),
-        hasJitCall(qEnvironmentVariableIsSet(jitCallKey)),
-        perfMap(qgetenv(perfMapKey)),
-        jitCall(qgetenv(jitCallKey))
-    {
-        qputenv(perfMapKey, "1");
-        qputenv(jitCallKey, "0");
-    }
-
-    ~EnvironmentModifier()
-    {
-        if (hasPerfMap)
-            qputenv(perfMapKey, perfMap);
-        else
-            qunsetenv(perfMapKey);
-
-        if (hasJitCall)
-            qputenv(jitCallKey, jitCall);
-        else
-            qunsetenv(jitCallKey);
-    }
-};
-
-void tst_QJSEngine::perfMapFile()
-{
-#if !defined(Q_OS_LINUX)
-    QSKIP("perf map files are only generated on linux");
-#else
-    EnvironmentModifier modifier;
-    Q_UNUSED(modifier);
-    QJSEngine engine;
-    QJSValue def = engine.evaluate("'use strict'; function foo() { return 42 }");
-    QVERIFY(!def.isError());
-    QJSValue use = engine.evaluate("'use strict'; foo()");
-    QVERIFY(use.isNumber());
-    QFile file(QString::fromLatin1("/tmp/perf-%1.map").arg(QCoreApplication::applicationPid()));
-    QVERIFY(file.exists());
-    QVERIFY(file.open(QIODevice::ReadOnly));
-    QList<QByteArray> functions;
-    while (!file.atEnd()) {
-        const QByteArray contents = file.readLine();
-        QVERIFY(contents.endsWith('\n'));
-        QList<QByteArray> fields = contents.split(' ');
-        QCOMPARE(fields.length(), 3);
-        bool ok = false;
-        const qulonglong address = fields[0].toULongLong(&ok, 16);
-        QVERIFY(ok);
-        QVERIFY(address > 0);
-        const ulong size = fields[1].toULong(&ok, 16);
-        QVERIFY(ok);
-        QVERIFY(size > 0);
-        functions.append(fields[2]);
-    }
-    QVERIFY(functions.contains("foo\n"));
-#endif
-}
-
 QTEST_MAIN(tst_QJSEngine)
 
 #include "tst_qjsengine.moc"
diff --git a/tests/auto/qml/qml.pro b/tests/auto/qml/qml.pro
index 9557393a2e..3433b56864 100644
--- a/tests/auto/qml/qml.pro
+++ b/tests/auto/qml/qml.pro
@@ -69,6 +69,7 @@ PRIVATETESTS += \
     qqmltranslation \
     qqmlimport \
     qqmlobjectmodel \
+    qv4assembler \
     qv4mm \
     ecmascripttests \
     bindingdependencyapi
diff --git a/tests/auto/qml/qmlcachegen/qmlcachegen.pro b/tests/auto/qml/qmlcachegen/qmlcachegen.pro
index bad912c781..a2f963e8c3 100644
--- a/tests/auto/qml/qmlcachegen/qmlcachegen.pro
+++ b/tests/auto/qml/qmlcachegen/qmlcachegen.pro
@@ -10,4 +10,6 @@ RESOURCES += workerscripts_test
 
 RESOURCES += versionchecks.qml
 
+RESOURCES += trickypaths.qrc
+
 QT += core-private qml-private testlib
diff --git a/tests/auto/qml/qmlcachegen/trickypaths.qml b/tests/auto/qml/qmlcachegen/trickypaths.qml
new file mode 100644
index 0000000000..0836808dc2
--- /dev/null
+++ b/tests/auto/qml/qmlcachegen/trickypaths.qml
@@ -0,0 +1,4 @@
+import QtQml 2.0
+QtObject {
+    property int success: 42
+}
diff --git a/tests/auto/qml/qmlcachegen/trickypaths.qrc b/tests/auto/qml/qmlcachegen/trickypaths.qrc
new file mode 100644
index 0000000000..271cf6571e
--- /dev/null
+++ b/tests/auto/qml/qmlcachegen/trickypaths.qrc
@@ -0,0 +1,5 @@
+<!DOCTYPE RCC><RCC version="1.0">
+<qresource prefix="/directory with spaces">
+<file alias="file name with spaces.qml">trickypaths.qml</file>
+</qresource>
+</RCC>
diff --git a/tests/auto/qml/qmlcachegen/tst_qmlcachegen.cpp b/tests/auto/qml/qmlcachegen/tst_qmlcachegen.cpp
index 1c05005c90..5c1692f086 100644
--- a/tests/auto/qml/qmlcachegen/tst_qmlcachegen.cpp
+++ b/tests/auto/qml/qmlcachegen/tst_qmlcachegen.cpp
@@ -52,6 +52,8 @@ private slots:
     void versionChecksForAheadOfTimeUnits();
 
     void workerScripts();
+
+    void trickyPaths();
 };
 
 // A wrapper around QQmlComponent to ensure the temporary reference counts
@@ -402,6 +404,18 @@ void tst_qmlcachegen::functionExpressions()
     QCOMPARE(obj->property("h_connections_handler_called").toBool(), true);
 }
 
+void tst_qmlcachegen::trickyPaths()
+{
+    QString pathWithSpaces(QStringLiteral(":/directory with spaces/file name with spaces.qml"));
+    QVERIFY2(QFile::exists(pathWithSpaces), qPrintable(pathWithSpaces));
+    QCOMPARE(QFileInfo(pathWithSpaces).size(), 0);
+    QQmlEngine engine;
+    QQmlComponent component(&engine, QUrl("qrc" + pathWithSpaces));
+    QScopedPointer<QObject> obj(component.create());
+    QVERIFY(!obj.isNull());
+    QCOMPARE(obj->property("success").toInt(), 42);
+}
+
 QTEST_GUILESS_MAIN(tst_qmlcachegen)
 
 #include "tst_qmlcachegen.moc"
diff --git a/tests/auto/qml/qqmlecmascript/tst_qqmlecmascript.cpp b/tests/auto/qml/qqmlecmascript/tst_qqmlecmascript.cpp
index 31cf40be16..e0b8127dfb 100644
--- a/tests/auto/qml/qqmlecmascript/tst_qqmlecmascript.cpp
+++ b/tests/auto/qml/qqmlecmascript/tst_qqmlecmascript.cpp
@@ -351,6 +351,7 @@ private slots:
     void shadowedFunctionName();
     void anotherNaN();
     void callPropertyOnUndefined();
+    void jumpStrictNotEqualUndefined();
 
 private:
 //    static void propertyVarWeakRefCallback(v8::Persistent<v8::Value> object, void* parameter);
@@ -8479,6 +8480,26 @@ void tst_qqmlecmascript::callPropertyOnUndefined()
     QVERIFY(!v.isError()); // well, more importantly: this shouldn't fail on an assert.
 }
 
+void tst_qqmlecmascript::jumpStrictNotEqualUndefined()
+{
+    QJSEngine engine;
+    QJSValue v = engine.evaluate(QString::fromLatin1(
+        "var ok = 0\n"
+        "var foo = 0\n"
+        "if (foo !== void 1)\n"
+        "    ++ok;\n"
+        "else\n"
+        "    --ok;\n"
+        "if (foo === void 1)\n"
+        "    --ok;\n"
+        "else\n"
+        "    ++ok;\n"
+        "ok\n"
+    ));
+    QVERIFY(!v.isError());
+    QCOMPARE(v.toInt(), 2);
+}
+
 QTEST_MAIN(tst_qqmlecmascript)
 
 #include "tst_qqmlecmascript.moc"
diff --git a/tests/auto/qml/qqmlexpression/tst_qqmlexpression.cpp b/tests/auto/qml/qqmlexpression/tst_qqmlexpression.cpp
index e1ad1e8c5f..1decc04ad2 100644
--- a/tests/auto/qml/qqmlexpression/tst_qqmlexpression.cpp
+++ b/tests/auto/qml/qqmlexpression/tst_qqmlexpression.cpp
@@ -101,8 +101,12 @@ void tst_qqmlexpression::syntaxError()
 {
     QQmlEngine engine;
     QQmlExpression expression(engine.rootContext(), nullptr, "asd asd");
-    QVariant v = expression.evaluate();
+    bool isUndefined = false;
+    QVariant v = expression.evaluate(&isUndefined);
     QCOMPARE(v, QVariant());
+    QVERIFY(expression.hasError());
+    QCOMPARE(expression.error().description(), "SyntaxError: Expected token `;'");
+    QVERIFY(isUndefined);
 }
 
 void tst_qqmlexpression::exception()
diff --git a/tests/auto/qml/qv4assembler/qv4assembler.pro b/tests/auto/qml/qv4assembler/qv4assembler.pro
new file mode 100644
index 0000000000..afd7586ac7
--- /dev/null
+++ b/tests/auto/qml/qv4assembler/qv4assembler.pro
@@ -0,0 +1,7 @@
+CONFIG += testcase
+TARGET = tst_qv4assembler
+macos:CONFIG -= app_bundle
+
+SOURCES += tst_qv4assembler.cpp
+
+QT += qml-private testlib
diff --git a/tests/auto/qml/qv4assembler/tst_qv4assembler.cpp b/tests/auto/qml/qv4assembler/tst_qv4assembler.cpp
new file mode 100644
index 0000000000..9bd1afa256
--- /dev/null
+++ b/tests/auto/qml/qv4assembler/tst_qv4assembler.cpp
@@ -0,0 +1,91 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QtTest>
+#include <QtCore/qprocess.h>
+#include <QtCore/qtemporaryfile.h>
+
+class tst_QV4Assembler : public QObject
+{
+    Q_OBJECT
+
+private slots:
+    void perfMapFile();
+};
+
+void tst_QV4Assembler::perfMapFile()
+{
+#if !defined(Q_OS_LINUX)
+    QSKIP("perf map files are only generated on linux");
+#else
+    const QString qmljs = QLibraryInfo::location(QLibraryInfo::BinariesPath) + "/qmljs";
+    QProcess process;
+
+    QTemporaryFile infile;
+    QVERIFY(infile.open());
+    infile.write("'use strict'; function foo() { return 42 }; foo();");
+    infile.close();
+
+    QProcessEnvironment environment = QProcessEnvironment::systemEnvironment();
+    environment.insert("QV4_PROFILE_WRITE_PERF_MAP", "1");
+    environment.insert("QV4_JIT_CALL_THRESHOLD", "0");
+
+    process.setProcessEnvironment(environment);
+    process.start(qmljs, QStringList({infile.fileName()}));
+    QVERIFY(process.waitForStarted());
+    const qint64 pid = process.processId();
+    QVERIFY(pid != 0);
+    QVERIFY(process.waitForFinished());
+    QCOMPARE(process.exitCode(), 0);
+
+    QFile file(QString::fromLatin1("/tmp/perf-%1.map").arg(pid));
+    QVERIFY(file.exists());
+    QVERIFY(file.open(QIODevice::ReadOnly));
+    QList<QByteArray> functions;
+    while (!file.atEnd()) {
+        const QByteArray contents = file.readLine();
+        QVERIFY(contents.endsWith('\n'));
+        QList<QByteArray> fields = contents.split(' ');
+        QCOMPARE(fields.length(), 3);
+        bool ok = false;
+        const qulonglong address = fields[0].toULongLong(&ok, 16);
+        QVERIFY(ok);
+        QVERIFY(address > 0);
+        const ulong size = fields[1].toULong(&ok, 16);
+        QVERIFY(ok);
+        QVERIFY(size > 0);
+        functions.append(fields[2]);
+    }
+    QVERIFY(functions.contains("foo\n"));
+#endif
+}
+
+QTEST_MAIN(tst_QV4Assembler)
+
+#include "tst_qv4assembler.moc"
+
diff --git a/tools/qmlcachegen/Qt5QuickCompilerConfig.cmake b/tools/qmlcachegen/Qt5QuickCompilerConfig.cmake
index 6fe1662995..56cb3fb55e 100644
--- a/tools/qmlcachegen/Qt5QuickCompilerConfig.cmake
+++ b/tools/qmlcachegen/Qt5QuickCompilerConfig.cmake
@@ -44,7 +44,7 @@ function(QTQUICK_COMPILER_ADD_RESOURCES outfiles)
 
         set(rcc_file_with_compilation_units)
 
-        exec_program(${rcc_path} ARGS -list ${input_resource} OUTPUT_VARIABLE rcc_contents)
+        exec_program(${rcc_path} ARGS -list \"${input_resource}\" OUTPUT_VARIABLE rcc_contents)
         string(REGEX REPLACE "[\r\n]+" ";" rcc_contents ${rcc_contents})
         foreach(it ${rcc_contents})
             get_filename_component(extension ${it} EXT)
diff --git a/tools/qmlcachegen/generateloader.cpp b/tools/qmlcachegen/generateloader.cpp
index a2e673d15a..96528a9477 100644
--- a/tools/qmlcachegen/generateloader.cpp
+++ b/tools/qmlcachegen/generateloader.cpp
@@ -51,6 +51,7 @@ QString symbolNamespaceForPath(const QString &relativePath)
     symbol.replace(QLatin1Char('.'), QLatin1Char('_'));
     symbol.replace(QLatin1Char('+'), QLatin1Char('_'));
     symbol.replace(QLatin1Char('-'), QLatin1Char('_'));
+    symbol.replace(QLatin1Char(' '), QLatin1Char('_'));
     return symbol;
 }