Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2: (21 commits)
  Fixed tst_qpixmap::grabWidget autotest failure on QWS.
  Doc: Fixing typo
  Doc: Fixing typo
  Doc: Fixing typo
  Fixed tst_qwidget::testContentsPropagation auto-test failure.
  Fixed text rendering bug in raster engine when opacity != 1.0.
  Prevented race condition on texture destruction.
  More fix for QTBUG-14640:oci performance problem with qlonglong
  Doc: Fixing typo
  Fixed grabWidget sometimes returning uninitialized memory.
  Fix Malayalam Rendering - 'Ra' is PreBase
  Update .def files for QtGui and QtOpenVG
  Use 32bit textures for alpha textures after all.
  One more fix for dithering.
  Doc: Fixing typo
  Fix QTBUG-14640:oci performance problem with qlonglong
  32bit => 16bit conversion has 4byte-aligned output.
  Fix gcc bug in qReallocAligned
  Prevented threading related crash in OpenGL module.
  Fix possible crash in QStaticText and QDeclarativeTextLayout
  ...

44 files changed, 434 insertions, 186 deletions

diff --git a/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp b/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp
index 4d8418b..237c9ae 100644
--- a/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp
+++ b/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp
@@ -833,7 +833,7 @@ static const unsigned char indicPosition[0xe00-0x900] = {
     None, None, None, None,
     None, None, None, Post,
 
-    Post, None, Below, None,
+    Pre, None, Below, None,
     None, Post, None, None,
     None, None, None, None,
     None, None, Post, Post,
diff --git a/src/corelib/global/qmalloc.cpp b/src/corelib/global/qmalloc.cpp
index 090998c..028a0a5 100644
--- a/src/corelib/global/qmalloc.cpp
+++ b/src/corelib/global/qmalloc.cpp
@@ -90,8 +90,6 @@ void *qReallocAligned(void *oldptr, size_t newsize, size_t oldsize, size_t align
         return newptr + 1;
     }
 
-    union { void *ptr; void **pptr; quintptr n; } real, faked;
-
     // qMalloc returns pointers aligned at least at sizeof(size_t) boundaries
     // but usually more (8- or 16-byte boundaries).
     // So we overallocate by alignment-sizeof(size_t) bytes, so we're guaranteed to find a
@@ -100,19 +98,21 @@ void *qReallocAligned(void *oldptr, size_t newsize, size_t oldsize, size_t align
     // However, we need to store the actual pointer, so we need to allocate actually size +
     // alignment anyway.
 
-    real.ptr = qRealloc(actualptr, newsize + alignment);
-    if (!real.ptr)
+    void *real = qRealloc(actualptr, newsize + alignment);
+    if (!real)
         return 0;
 
-    faked.n = real.n + alignment;
-    faked.n &= ~(alignment - 1);
+    quintptr faked = reinterpret_cast<quintptr>(real) + alignment;
+    faked &= ~(alignment - 1);
+
+    void **faked_ptr = reinterpret_cast<void **>(faked);
 
     // now save the value of the real pointer at faked-sizeof(void*)
     // by construction, alignment > sizeof(void*) and is a power of 2, so
     // faked-sizeof(void*) is properly aligned for a pointer
-    faked.pptr[-1] = real.ptr;
+    faked_ptr[-1] = real;
 
-    return faked.ptr;
+    return faked_ptr;
 }
 
 void qFreeAligned(void *ptr)
diff --git a/src/declarative/graphicsitems/qdeclarativetextlayout.cpp b/src/declarative/graphicsitems/qdeclarativetextlayout.cpp
index db5d75d..e8da367 100644
--- a/src/declarative/graphicsitems/qdeclarativetextlayout.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetextlayout.cpp
@@ -94,7 +94,7 @@ class DrawTextItemRecorder: public QPaintEngine
             if (!m_inertText->items.isEmpty()) {
                 QStaticTextItem &last = m_inertText->items[m_inertText->items.count() - 1];
 
-                if (last.fontEngine == ti.fontEngine && last.font == ti.font() && 
+                if (last.fontEngine() == ti.fontEngine && last.font == ti.font() &&
                     (!m_dirtyPen || last.color == state->pen().color())) {
                     needFreshCurrentItem = false;
 
@@ -107,7 +107,7 @@ class DrawTextItemRecorder: public QPaintEngine
             if (needFreshCurrentItem) {
                 QStaticTextItem currentItem;
 
-                currentItem.fontEngine = ti.fontEngine;
+                currentItem.setFontEngine(ti.fontEngine);
                 currentItem.font = ti.font();
                 currentItem.charOffset = charOffset;
                 currentItem.numChars = ti.num_chars;
diff --git a/src/declarative/qml/qdeclarativeparser_p.h b/src/declarative/qml/qdeclarativeparser_p.h
index b4753df..77184c2 100644
--- a/src/declarative/qml/qdeclarativeparser_p.h
+++ b/src/declarative/qml/qdeclarativeparser_p.h
@@ -356,7 +356,7 @@ namespace QDeclarativeParser
         // True if the setting of this property will be deferred.  Set by the
         // QDeclarativeCompiler
         bool isDeferred;
-        // True if this property is a value-type psuedo-property
+        // True if this property is a value-type pseudo-property
         bool isValueTypeSubProperty;
 
         LocationSpan location;
diff --git a/src/gui/egl/qegl.cpp b/src/gui/egl/qegl.cpp
index af3b79a..9b41909 100644
--- a/src/gui/egl/qegl.cpp
+++ b/src/gui/egl/qegl.cpp
@@ -210,7 +210,7 @@ EGLConfig QEgl::defaultConfig(int devType, API api, ConfigOptions options)
     else
         configId = qgetenv("QT_GL_EGL_CONFIG");
     if (!configId.isEmpty()) {
-        // Overriden, so get the EGLConfig for the specified config ID:
+        // Overridden, so get the EGLConfig for the specified config ID:
         EGLint properties[] = {
             EGL_CONFIG_ID, (EGLint)configId.toInt(),
             EGL_NONE
@@ -267,7 +267,7 @@ EGLConfig QEgl::defaultConfig(int devType, API api, ConfigOptions options)
         configAttribs.setValue(EGL_STENCIL_SIZE, 1);
         configAttribs.setValue(EGL_SAMPLE_BUFFERS, 1);
 #ifndef QT_OPENGL_ES_2
-        // Aditionally, the GL1 engine likes to have a depth buffer for clipping
+        // Additionally, the GL1 engine likes to have a depth buffer for clipping
         configAttribs.setValue(EGL_DEPTH_SIZE, 1);
 #endif
     }
diff --git a/src/gui/graphicsview/qgraphicsproxywidget.cpp b/src/gui/graphicsview/qgraphicsproxywidget.cpp
index 320395e..e0eb3bb 100644
--- a/src/gui/graphicsview/qgraphicsproxywidget.cpp
+++ b/src/gui/graphicsview/qgraphicsproxywidget.cpp
@@ -1508,7 +1508,7 @@ int QGraphicsProxyWidget::type() const
   Creates a proxy widget for the given \a child of the widget
   contained in this proxy.
 
-  This function makes it possible to aquire proxies for
+  This function makes it possible to acquire proxies for
   non top-level widgets. For instance, you can embed a dialog,
   and then transform only one of its widgets.
 
diff --git a/src/gui/graphicsview/qgraphicssceneevent.cpp b/src/gui/graphicsview/qgraphicssceneevent.cpp
index a0ecd4c..d9ff655 100644
--- a/src/gui/graphicsview/qgraphicssceneevent.cpp
+++ b/src/gui/graphicsview/qgraphicssceneevent.cpp
@@ -1629,7 +1629,7 @@ QGraphicsSceneMoveEvent::~QGraphicsSceneMoveEvent()
 }
 
 /*!
-    Returns the old position (i.e., the position immediatly before the widget
+    Returns the old position (i.e., the position immediately before the widget
     was moved).
 
     \sa newPos(), QGraphicsItem::setPos()
diff --git a/src/gui/graphicsview/qgraphicswidget.cpp b/src/gui/graphicsview/qgraphicswidget.cpp
index 4a733be..e48f9a7 100644
--- a/src/gui/graphicsview/qgraphicswidget.cpp
+++ b/src/gui/graphicsview/qgraphicswidget.cpp
@@ -450,7 +450,7 @@ void QGraphicsWidget::setGeometry(const QRectF &rect)
     bottom.
 
     Contents margins are used by the assigned layout to define the placement
-    of subwidgets and layouts. Margins are particularily useful for widgets
+    of subwidgets and layouts. Margins are particularly useful for widgets
     that constrain subwidgets to only a section of its own geometry. For
     example, a group box with a layout will place subwidgets inside its frame,
     but below the title.
diff --git a/src/gui/image/qimage_ssse3.cpp b/src/gui/image/qimage_ssse3.cpp
index 9aed011..836d7b0 100644
--- a/src/gui/image/qimage_ssse3.cpp
+++ b/src/gui/image/qimage_ssse3.cpp
@@ -54,7 +54,7 @@ Q_GUI_EXPORT void QT_FASTCALL qt_convert_rgb888_to_rgb32_ssse3(quint32 *dst, con
 {
     quint32 *const end = dst + len;
 
-    // Prologue, align dst to 16 bytes. The alignement is done on dst because it has 4 store()
+    // Prologue, align dst to 16 bytes. The alignment is done on dst because it has 4 store()
     // for each 3 load() of src.
     const int offsetToAlignOn16Bytes = (4 - ((reinterpret_cast<quintptr>(dst) >> 2) & 0x3)) & 0x3;
     const int prologLength = qMin(len, offsetToAlignOn16Bytes);
diff --git a/src/gui/image/qpixmap.cpp b/src/gui/image/qpixmap.cpp
index 64d8ed2..c5d9a7e 100644
--- a/src/gui/image/qpixmap.cpp
+++ b/src/gui/image/qpixmap.cpp
@@ -1102,6 +1102,9 @@ QPixmap QPixmap::grabWidget(QWidget * widget, const QRect &rect)
         return QPixmap();
 
     QPixmap res(r.size());
+    if (!qt_widget_private(widget)->isOpaque)
+        res.fill(Qt::transparent);
+
     widget->d_func()->render(&res, QPoint(), r, QWidget::DrawWindowBackground
                              | QWidget::DrawChildren | QWidget::IgnoreMask, true);
     return res;
diff --git a/src/gui/image/qxpmhandler.cpp b/src/gui/image/qxpmhandler.cpp
index b97afd3..453100c 100644
--- a/src/gui/image/qxpmhandler.cpp
+++ b/src/gui/image/qxpmhandler.cpp
@@ -766,7 +766,7 @@ static bool qt_get_named_xpm_rgb(const char *name_no_space, QRgb *rgb)
 {
     XPMRGBData x;
     x.name = name_no_space;
-    // Funtion bsearch() is supposed to be
+    // Function bsearch() is supposed to be
     // void *bsearch(const void *key, const void *base, ...
     // So why (char*)? Are there broken bsearch() declarations out there?
     XPMRGBData *r = (XPMRGBData *)bsearch((char *)&x, (char *)xpmRgbTbl, xpmRgbTblSize,
diff --git a/src/gui/itemviews/qabstractitemview.cpp b/src/gui/itemviews/qabstractitemview.cpp
index 95e92c9..7b81761 100644
--- a/src/gui/itemviews/qabstractitemview.cpp
+++ b/src/gui/itemviews/qabstractitemview.cpp
@@ -1166,7 +1166,7 @@ QAbstractItemView::EditTriggers QAbstractItemView::editTriggers() const
     \property QAbstractItemView::verticalScrollMode
     \brief how the view scrolls its contents in the vertical direction
 
-    This property controlls how the view scroll its contents vertically.
+    This property controls how the view scroll its contents vertically.
     Scrolling can be done either per pixel or per item.
 */
 
@@ -1192,7 +1192,7 @@ QAbstractItemView::ScrollMode QAbstractItemView::verticalScrollMode() const
     \property QAbstractItemView::horizontalScrollMode
     \brief how the view scrolls its contents in the horizontal direction
 
-    This property controlls how the view scroll its contents horizontally.
+    This property controls how the view scroll its contents horizontally.
     Scrolling can be done either per pixel or per item.
 */
 
@@ -1275,7 +1275,7 @@ bool QAbstractItemView::hasAutoScroll() const
     \property QAbstractItemView::autoScrollMargin
     \brief the size of the area when auto scrolling is triggered
 
-    This property controlls the size of the area at the edge of the viewport that
+    This property controls the size of the area at the edge of the viewport that
     triggers autoscrolling. The default value is 16 pixels.
 */
 void QAbstractItemView::setAutoScrollMargin(int margin)
diff --git a/src/gui/itemviews/qtableview.cpp b/src/gui/itemviews/qtableview.cpp
index 4492e53..dc45854 100644
--- a/src/gui/itemviews/qtableview.cpp
+++ b/src/gui/itemviews/qtableview.cpp
@@ -114,7 +114,7 @@ void QSpanCollection::updateSpan(QSpanCollection::Span *span, int old_height)
         }
     } else if (old_height > span->height()) {
         //remove the span from all the subspans lists that intersect the columns not covered anymore
-        Index::iterator it_y = index.lowerBound(-qMax(span->bottom(), span->top())); //qMax usefull if height is 0
+        Index::iterator it_y = index.lowerBound(-qMax(span->bottom(), span->top())); //qMax useful if height is 0
         Q_ASSERT(it_y != index.end()); //it_y must exist since the span is in the list
         while (-it_y.key() <= span->top() + old_height -1) {
             if (-it_y.key() > span->bottom()) {
@@ -1411,7 +1411,7 @@ void QTableView::paintEvent(QPaintEvent *event)
         }
 
         if (showGrid) {
-            // Find the bottom right (the last rows/coloumns might be hidden)
+            // Find the bottom right (the last rows/columns might be hidden)
             while (verticalHeader->isSectionHidden(verticalHeader->logicalIndex(bottom))) --bottom;
             QPen old = painter.pen();
             painter.setPen(gridPen);
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index 3717ed9..89202ac 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -875,9 +875,10 @@ void QRasterPaintEngine::updateState()
     if (s->dirty & DirtyTransform)
         updateMatrix(s->matrix);
 
-    if (s->dirty & (DirtyPen|DirtyCompositionMode)) {
+    if (s->dirty & (DirtyPen|DirtyCompositionMode|DirtyOpacity)) {
         const QPainter::CompositionMode mode = s->composition_mode;
         s->flags.fast_text = (s->penData.type == QSpanData::Solid)
+                       && s->intOpacity == 256
                        && (mode == QPainter::CompositionMode_Source
                            || (mode == QPainter::CompositionMode_SourceOver
                                && qAlpha(s->penData.solid.color) == 255));
@@ -901,6 +902,7 @@ void QRasterPaintEngine::opacityChanged()
     s->fillFlags |= DirtyOpacity;
     s->strokeFlags |= DirtyOpacity;
     s->pixmapFlags |= DirtyOpacity;
+    s->dirty |= DirtyOpacity;
     s->intOpacity = (int) (s->opacity * 256);
 }
 
@@ -3301,7 +3303,7 @@ void QRasterPaintEngine::drawStaticTextItem(QStaticTextItem *textItem)
     ensureState();
 
     drawCachedGlyphs(textItem->numGlyphs, textItem->glyphs, textItem->glyphPositions,
-                     textItem->fontEngine);
+                     textItem->fontEngine());
 }
 
 /*!
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp
index 7fed7e4..ab9707d 100644
--- a/src/gui/painting/qpainter.cpp
+++ b/src/gui/painting/qpainter.cpp
@@ -5746,7 +5746,7 @@ void QPainterPrivate::drawGlyphs(const quint32 *glyphArray, const QPointF *posit
         QStaticTextItem staticTextItem;
         staticTextItem.color = state->pen.color();
         staticTextItem.font = state->font;
-        staticTextItem.fontEngine = fontEngine;
+        staticTextItem.setFontEngine(fontEngine);
         staticTextItem.numGlyphs = glyphCount;
         staticTextItem.glyphs = reinterpret_cast<glyph_t *>(const_cast<glyph_t *>(glyphArray));
         staticTextItem.glyphPositions = positions.data();
@@ -5938,7 +5938,7 @@ void QPainter::drawStaticText(const QPointF &topLeftPosition, const QStaticText
         d->extended->drawStaticTextItem(item);
 
         drawDecorationForGlyphs(this, item->glyphs, item->glyphPositions,
-                                item->numGlyphs, item->fontEngine, staticText_d->font,
+                                item->numGlyphs, item->fontEngine(), staticText_d->font,
                                 QTextCharFormat());
     }
     if (currentColor != oldPen.color())
diff --git a/src/gui/text/qstatictext.cpp b/src/gui/text/qstatictext.cpp
index 9506006..edf248a 100644
--- a/src/gui/text/qstatictext.cpp
+++ b/src/gui/text/qstatictext.cpp
@@ -445,7 +445,7 @@ namespace {
             const QTextItemInt &ti = static_cast<const QTextItemInt &>(textItem);
 
             QStaticTextItem currentItem;
-            currentItem.fontEngine = ti.fontEngine;
+            currentItem.setFontEngine(ti.fontEngine);
             currentItem.font = ti.font();
             currentItem.charOffset = m_chars.size();
             currentItem.numChars = ti.num_chars;
@@ -713,4 +713,24 @@ void QStaticTextPrivate::init()
     needsRelayout = false;
 }
 
+QStaticTextItem::~QStaticTextItem()
+{
+    if (m_userData != 0 && !m_userData->ref.deref())
+        delete m_userData;
+    if (!m_fontEngine->ref.deref())
+        delete m_fontEngine;
+}
+
+void QStaticTextItem::setFontEngine(QFontEngine *fe)
+{
+    if (m_fontEngine != 0) {
+        if (!m_fontEngine->ref.deref())
+            delete m_fontEngine;
+    }
+
+    m_fontEngine = fe;
+    if (m_fontEngine != 0)
+        m_fontEngine->ref.ref();
+}
+
 QT_END_NAMESPACE
diff --git a/src/gui/text/qstatictext_p.h b/src/gui/text/qstatictext_p.h
index cb60626..87ef0d5 100644
--- a/src/gui/text/qstatictext_p.h
+++ b/src/gui/text/qstatictext_p.h
@@ -68,27 +68,60 @@ public:
         OpenGLUserData
     };
 
-    QStaticTextUserData(Type t) : type(t) {}
+    QStaticTextUserData(Type t) : type(t) { ref = 0; }
     virtual ~QStaticTextUserData() {}
 
+    QAtomicInt ref;
     Type type;
 };
 
 class Q_GUI_EXPORT QStaticTextItem
 {
 public:    
-    QStaticTextItem() : chars(0), numChars(0), fontEngine(0), userData(0),
-                        useBackendOptimizations(false), userDataNeedsUpdate(0) {}
-    ~QStaticTextItem() { delete userData; }
+    QStaticTextItem() : chars(0), numChars(0), useBackendOptimizations(false),
+                        userDataNeedsUpdate(0), m_fontEngine(0), m_userData(0) {}
+
+    QStaticTextItem(const QStaticTextItem &other)
+    {
+        operator=(other);
+    }
+
+    void operator=(const QStaticTextItem &other)
+    {
+        glyphPositions = other.glyphPositions;
+        glyphs = other.glyphs;
+        chars = other.chars;
+        numGlyphs = other.numGlyphs;
+        numChars = other.numChars;
+        font = other.font;
+        color = other.color;
+        useBackendOptimizations = other.useBackendOptimizations;
+        userDataNeedsUpdate = other.userDataNeedsUpdate;
+
+        m_fontEngine = 0;
+        m_userData = 0;
+        setUserData(other.userData());
+        setFontEngine(other.fontEngine());
+    }
+
+    ~QStaticTextItem();
 
     void setUserData(QStaticTextUserData *newUserData)
     {
-        if (userData == newUserData)
+        if (m_userData == newUserData)
             return;
 
-        delete userData;
-        userData = newUserData;
+        if (m_userData != 0 && !m_userData->ref.deref())
+            delete m_userData;
+
+        m_userData = newUserData;
+        if (m_userData != 0)
+            m_userData->ref.ref();
     }
+    QStaticTextUserData *userData() const { return m_userData; }
+
+    void setFontEngine(QFontEngine *fe);
+    QFontEngine *fontEngine() const { return m_fontEngine; }
 
     union {
         QFixedPoint *glyphPositions;             // 8 bytes per glyph
@@ -108,14 +141,17 @@ public:
                                                  // 12 bytes for pointers
     int numGlyphs;                               // 4 bytes per item
     int numChars;                                // 4 bytes per item
-    QFontEngine *fontEngine;                     // 4 bytes per item
     QFont font;                                  // 8 bytes per item
     QColor color;                                // 10 bytes per item
-    QStaticTextUserData *userData;               // 8 bytes per item
     char useBackendOptimizations : 1;            // 1 byte per item
     char userDataNeedsUpdate : 1;                //
                                                  // ================
                                                  // 51 bytes per item
+
+private: // Needs special handling in setters, so private to avoid abuse
+    QFontEngine *m_fontEngine;                     // 4 bytes per item
+    QStaticTextUserData *m_userData;               // 8 bytes per item
+
 };
 
 class QStaticText;
diff --git a/src/multimedia/audio/qaudiooutput_win32_p.cpp b/src/multimedia/audio/qaudiooutput_win32_p.cpp
index 1f304e3..1b054e5 100644
--- a/src/multimedia/audio/qaudiooutput_win32_p.cpp
+++ b/src/multimedia/audio/qaudiooutput_win32_p.cpp
@@ -586,7 +586,7 @@ bool QAudioOutputPrivate::deviceReady()
                 }
             }
             if ( out < l) {
-                // Didnt write all data
+                // Didn't write all data
                 audioSource->seek(audioSource->pos()-(l-out));
             }
 	    if(startup)
diff --git a/src/opengl/gl2paintengineex/qglengineshadermanager_p.h b/src/opengl/gl2paintengineex/qglengineshadermanager_p.h
index 92cf108..536b44a 100644
--- a/src/opengl/gl2paintengineex/qglengineshadermanager_p.h
+++ b/src/opengl/gl2paintengineex/qglengineshadermanager_p.h
@@ -72,7 +72,7 @@
     The position shaders for brushes look scary. This is because many of the
     calculations which logically belong in the fragment shader have been moved
     into the vertex shader to improve performance. This is why the position
-    calculation is in a seperate shader. Not only does it calculate the
+    calculation is in a separate shader. Not only does it calculate the
     position, but it also calculates some data to be passed to the fragment
     shader as a varying. It is optimal to move as much of the calculation as
     possible into the vertex shader as this is executed less often.
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
index 84c7fed..1dcb773 100644
--- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
+++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
@@ -1350,8 +1350,8 @@ void QGL2PaintEngineEx::drawStaticTextItem(QStaticTextItem *textItem)
 
     ensureActive();
 
-    QFontEngineGlyphCache::Type glyphType = textItem->fontEngine->glyphFormat >= 0
-                                            ? QFontEngineGlyphCache::Type(textItem->fontEngine->glyphFormat)
+    QFontEngineGlyphCache::Type glyphType = textItem->fontEngine()->glyphFormat >= 0
+                                            ? QFontEngineGlyphCache::Type(textItem->fontEngine()->glyphFormat)
                                             : d->glyphCacheType;
     if (glyphType == QFontEngineGlyphCache::Raster_RGBMask) {
         if (d->device->alphaRequested() || state()->matrix.type() > QTransform::TxTranslate
@@ -1430,7 +1430,7 @@ void QGL2PaintEngineEx::drawTextItem(const QPointF &p, const QTextItem &textItem
         {
             QStaticTextItem staticTextItem;
             staticTextItem.chars = const_cast<QChar *>(ti.chars);
-            staticTextItem.fontEngine = ti.fontEngine;
+            staticTextItem.setFontEngine(ti.fontEngine);
             staticTextItem.glyphs = glyphs.data();
             staticTextItem.numChars = ti.num_chars;
             staticTextItem.numGlyphs = glyphs.size();
@@ -1475,18 +1475,18 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(QFontEngineGlyphCache::Type glyp
     QOpenGL2PaintEngineState *s = q->state();
 
     QGLTextureGlyphCache *cache =
-        (QGLTextureGlyphCache *) staticTextItem->fontEngine->glyphCache(ctx, glyphType, QTransform());
+        (QGLTextureGlyphCache *) staticTextItem->fontEngine()->glyphCache(ctx, glyphType, QTransform());
     if (!cache || cache->cacheType() != glyphType) {
         cache = new QGLTextureGlyphCache(ctx, glyphType, QTransform());
-        staticTextItem->fontEngine->setGlyphCache(ctx, cache);
+        staticTextItem->fontEngine()->setGlyphCache(ctx, cache);
     }
 
     bool recreateVertexArrays = false;
     if (staticTextItem->userDataNeedsUpdate)
         recreateVertexArrays = true;
-    else if (staticTextItem->userData == 0)
+    else if (staticTextItem->userData() == 0)
         recreateVertexArrays = true;
-    else if (staticTextItem->userData->type != QStaticTextUserData::OpenGLUserData)
+    else if (staticTextItem->userData()->type != QStaticTextUserData::OpenGLUserData)
         recreateVertexArrays = true;
 
     // We only need to update the cache with new glyphs if we are actually going to recreate the vertex arrays.
@@ -1494,8 +1494,8 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(QFontEngineGlyphCache::Type glyp
     // cache so this text is performed before we test if the cache size has changed.
     if (recreateVertexArrays) {
         cache->setPaintEnginePrivate(this);
-        cache->populate(staticTextItem->fontEngine, staticTextItem->numGlyphs, staticTextItem->glyphs,
-                        staticTextItem->glyphPositions);
+        cache->populate(staticTextItem->fontEngine(), staticTextItem->numGlyphs,
+                        staticTextItem->glyphs, staticTextItem->glyphPositions);
     }
 
     if (cache->width() == 0 || cache->height() == 0)
@@ -1515,14 +1515,14 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(QFontEngineGlyphCache::Type glyp
     if (staticTextItem->useBackendOptimizations) {
         QOpenGLStaticTextUserData *userData = 0;
 
-        if (staticTextItem->userData == 0
-            || staticTextItem->userData->type != QStaticTextUserData::OpenGLUserData) {
+        if (staticTextItem->userData() == 0
+            || staticTextItem->userData()->type != QStaticTextUserData::OpenGLUserData) {
 
             userData = new QOpenGLStaticTextUserData();
             staticTextItem->setUserData(userData);
 
         } else {
-            userData = static_cast<QOpenGLStaticTextUserData*>(staticTextItem->userData);
+            userData = static_cast<QOpenGLStaticTextUserData*>(staticTextItem->userData());
         }
 
         // Use cache if backend optimizations is turned on
diff --git a/src/opengl/qgl.cpp b/src/opengl/qgl.cpp
index dbd295f..ed9753e 100644
--- a/src/opengl/qgl.cpp
+++ b/src/opengl/qgl.cpp
@@ -127,7 +127,12 @@ Q_GLOBAL_STATIC(QGLDefaultOverlayFormat, defaultOverlayFormatInstance)
 Q_GLOBAL_STATIC(QGLSignalProxy, theSignalProxy)
 QGLSignalProxy *QGLSignalProxy::instance()
 {
-    return theSignalProxy();
+    QGLSignalProxy *proxy = theSignalProxy();
+    if (proxy && proxy->thread() != qApp->thread()) {
+        if (proxy->thread() == QThread::currentThread())
+            proxy->moveToThread(qApp->thread());
+    }
+    return proxy;
 }
 
 
@@ -1637,12 +1642,23 @@ const QGLContext *qt_gl_transfer_context(const QGLContext *ctx)
         return 0;
 }
 
+QGLContextPrivate::QGLContextPrivate(QGLContext *context)
+    : internal_context(false)
+    , q_ptr(context)
+{
+    group = new QGLContextGroup(context);
+    texture_destroyer = new QGLTextureDestroyer;
+    texture_destroyer->moveToThread(qApp->thread());
+}
+
 QGLContextPrivate::~QGLContextPrivate()
 {
     if (!group->m_refs.deref()) {
         Q_ASSERT(group->context() == q_ptr);
         delete group;
     }
+
+    delete texture_destroyer;
 }
 
 void QGLContextPrivate::init(QPaintDevice *dev, const QGLFormat &format)
diff --git a/src/opengl/qgl.h b/src/opengl/qgl.h
index f85cad5..9ae619d 100644
--- a/src/opengl/qgl.h
+++ b/src/opengl/qgl.h
@@ -428,6 +428,7 @@ private:
     friend class QGLSharedResourceGuard;
     friend class QGLPixmapBlurFilter;
     friend class QGLExtensions;
+    friend class QGLTexture;
     friend QGLFormat::OpenGLVersionFlags QGLFormat::openGLVersionFlags();
 #ifdef Q_WS_MAC
 public:
diff --git a/src/opengl/qgl_egl.cpp b/src/opengl/qgl_egl.cpp
index 27f7ad9..8902099 100644
--- a/src/opengl/qgl_egl.cpp
+++ b/src/opengl/qgl_egl.cpp
@@ -88,7 +88,7 @@ void qt_eglproperties_set_glformat(QEglProperties& eglProperties, const QGLForma
     // put in the list before 32-bit configs. So, to make sure 16-bit is preffered over 32-bit,
     // we must set the red/green/blue sizes to zero. This has an unfortunate consequence that
     // if the application sets the red/green/blue size to 5/6/5 on the QGLFormat, they will
-    // probably get a 32-bit config, even when there's an RGB565 config avaliable. Oh well.
+    // probably get a 32-bit config, even when there's an RGB565 config available. Oh well.
 
     // Now normalize the values so -1 becomes 0
     redSize   = redSize   > 0 ? redSize   : 0;
diff --git a/src/opengl/qgl_p.h b/src/opengl/qgl_p.h
index f86c77f..4742bdb 100644
--- a/src/opengl/qgl_p.h
+++ b/src/opengl/qgl_p.h
@@ -317,6 +317,7 @@ private:
 };
 
 class QGLTexture;
+class QGLTextureDestroyer;
 
 // This probably needs to grow to GL_MAX_VERTEX_ATTRIBS, but 3 is ok for now as that's
 // all the GL2 engine uses:
@@ -326,7 +327,7 @@ class QGLContextPrivate
 {
     Q_DECLARE_PUBLIC(QGLContext)
 public:
-    explicit QGLContextPrivate(QGLContext *context) : internal_context(false), q_ptr(context) {group = new QGLContextGroup(context);}
+    explicit QGLContextPrivate(QGLContext *context);
     ~QGLContextPrivate();
     QGLTexture *bindTexture(const QImage &image, GLenum target, GLint format,
                             QGLContext::BindOptions options);
@@ -417,6 +418,7 @@ public:
     GLuint current_fbo;
     GLuint default_fbo;
     QPaintEngine *active_engine;
+    QGLTextureDestroyer *texture_destroyer;
 
     bool vertexAttributeArraysEnabledState[QT_GL_VERTEX_ARRAY_TRACKED_COUNT];
 
@@ -434,20 +436,6 @@ public:
     static void setCurrentContext(QGLContext *context);
 };
 
-// ### make QGLContext a QObject in 5.0 and remove the proxy stuff
-class Q_OPENGL_EXPORT QGLSignalProxy : public QObject
-{
-    Q_OBJECT
-public:
-    QGLSignalProxy() : QObject() {}
-    void emitAboutToDestroyContext(const QGLContext *context) {
-        emit aboutToDestroyContext(context);
-    }
-    static QGLSignalProxy *instance();
-Q_SIGNALS:
-    void aboutToDestroyContext(const QGLContext *context);
-};
-
 Q_DECLARE_OPERATORS_FOR_FLAGS(QGLExtensions::Extensions)
 
 // Temporarily make a context current if not already current or
@@ -490,6 +478,56 @@ private:
     QGLContext *m_ctx;
 };
 
+class QGLTextureDestroyer : public QObject
+{
+    Q_OBJECT
+public:
+    QGLTextureDestroyer() : QObject() {
+        qRegisterMetaType<GLuint>("GLuint");
+        connect(this, SIGNAL(freeTexture(QGLContext *, QPixmapData *, GLuint)),
+                this, SLOT(freeTexture_slot(QGLContext *, QPixmapData *, GLuint)));
+    }
+    void emitFreeTexture(QGLContext *context, QPixmapData *boundPixmap, GLuint id) {
+        emit freeTexture(context, boundPixmap, id);
+    }
+
+Q_SIGNALS:
+    void freeTexture(QGLContext *context, QPixmapData *boundPixmap, GLuint id);
+
+private slots:
+    void freeTexture_slot(QGLContext *context, QPixmapData *boundPixmap, GLuint id) {
+#if defined(Q_WS_X11)
+        if (boundPixmap) {
+            QGLContext *oldContext = const_cast<QGLContext *>(QGLContext::currentContext());
+            context->makeCurrent();
+            // Although glXReleaseTexImage is a glX call, it must be called while there
+            // is a current context - the context the pixmap was bound to a texture in.
+            // Otherwise the release doesn't do anything and you get BadDrawable errors
+            // when you come to delete the context.
+            QGLContextPrivate::unbindPixmapFromTexture(boundPixmap);
+            glDeleteTextures(1, &id);
+            oldContext->makeCurrent();
+            return;
+        }
+#endif
+        QGLShareContextScope scope(context);
+        glDeleteTextures(1, &id);
+    }
+};
+
+// ### make QGLContext a QObject in 5.0 and remove the proxy stuff
+class Q_OPENGL_EXPORT QGLSignalProxy : public QObject
+{
+    Q_OBJECT
+public:
+    void emitAboutToDestroyContext(const QGLContext *context) {
+        emit aboutToDestroyContext(context);
+    }
+    static QGLSignalProxy *instance();
+Q_SIGNALS:
+    void aboutToDestroyContext(const QGLContext *context);
+};
+
 class QGLTexture {
 public:
     QGLTexture(QGLContext *ctx = 0, GLuint tx_id = 0, GLenum tx_target = GL_TEXTURE_2D,
@@ -506,16 +544,10 @@ public:
     ~QGLTexture() {
         if (options & QGLContext::MemoryManagedBindOption) {
             Q_ASSERT(context);
-            QGLShareContextScope scope(context);
-#if defined(Q_WS_X11)
-            // Although glXReleaseTexImage is a glX call, it must be called while there
-            // is a current context - the context the pixmap was bound to a texture in.
-            // Otherwise the release doesn't do anything and you get BadDrawable errors
-            // when you come to delete the context.
-            if (boundPixmap)
-                QGLContextPrivate::unbindPixmapFromTexture(boundPixmap);
+#if !defined(Q_WS_X11)
+            QPixmapData *boundPixmap = 0;
 #endif
-            glDeleteTextures(1, &id);
+            context->d_ptr->texture_destroyer->emitFreeTexture(context, boundPixmap, id);
         }
      }
 
diff --git a/src/opengl/qgl_x11egl.cpp b/src/opengl/qgl_x11egl.cpp
index 9d28de0..d33ea56 100644
--- a/src/opengl/qgl_x11egl.cpp
+++ b/src/opengl/qgl_x11egl.cpp
@@ -377,7 +377,7 @@ QGLTexture *QGLContextPrivate::bindTextureFromNativePixmap(QPixmap *pixmap, cons
         checkedForEglImageTFP = true;
 
         // We need to be able to create an EGLImage from a native pixmap, which was split
-        // into a seperate EGL extension, EGL_KHR_image_pixmap. It is possible to have
+        // into a separate EGL extension, EGL_KHR_image_pixmap. It is possible to have
         // eglCreateImageKHR & eglDestroyImageKHR without support for pixmaps, so we must
         // check we have the EGLImage from pixmap functionality.
         if (QEgl::hasExtension("EGL_KHR_image") || QEgl::hasExtension("EGL_KHR_image_pixmap")) {
diff --git a/src/opengl/qpaintengine_opengl.cpp b/src/opengl/qpaintengine_opengl.cpp
index 74b6b9a..a04d930 100644
--- a/src/opengl/qpaintengine_opengl.cpp
+++ b/src/opengl/qpaintengine_opengl.cpp
@@ -4918,7 +4918,7 @@ void QOpenGLPaintEngine::drawStaticTextItem(QStaticTextItem *textItem)
     d->flushDrawQueue();
 
     // make sure the glyphs we want to draw are in the cache
-    qt_glyph_cache()->cacheGlyphs(d->device->context(), textItem->fontEngine, textItem->glyphs,
+    qt_glyph_cache()->cacheGlyphs(d->device->context(), textItem->fontEngine(), textItem->glyphs,
                                   textItem->numGlyphs);
 
     d->setGradientOps(Qt::SolidPattern, QRectF()); // turns off gradient ops
@@ -4941,13 +4941,13 @@ void QOpenGLPaintEngine::drawStaticTextItem(QStaticTextItem *textItem)
 
     glEnableClientState(GL_VERTEX_ARRAY);
     glEnableClientState(GL_TEXTURE_COORD_ARRAY);
-    bool antialias = !(textItem->fontEngine->fontDef.styleStrategy & QFont::NoAntialias)
+    bool antialias = !(textItem->fontEngine()->fontDef.styleStrategy & QFont::NoAntialias)
 				   && (d->matrix.type() > QTransform::TxTranslate);
     glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, antialias ? GL_LINEAR : GL_NEAREST);
     glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, antialias ? GL_LINEAR : GL_NEAREST);
 
     for (int i=0; i< textItem->numGlyphs; ++i) {
-        QGLGlyphCoord *g = qt_glyph_cache()->lookup(textItem->fontEngine, textItem->glyphs[i]);
+        QGLGlyphCoord *g = qt_glyph_cache()->lookup(textItem->fontEngine(), textItem->glyphs[i]);
 
         // we don't cache glyphs with no width/height
         if (!g)
@@ -5003,7 +5003,7 @@ void QOpenGLPaintEngine::drawTextItem(const QPointF &p, const QTextItem &textIte
     {
         QStaticTextItem staticTextItem;
         staticTextItem.chars = const_cast<QChar *>(ti.chars);
-        staticTextItem.fontEngine = ti.fontEngine;
+        staticTextItem.setFontEngine(ti.fontEngine);
         staticTextItem.glyphs = glyphs.data();
         staticTextItem.numChars = ti.num_chars;
         staticTextItem.numGlyphs = glyphs.size();
diff --git a/src/opengl/qpixmapdata_x11gl_egl.cpp b/src/opengl/qpixmapdata_x11gl_egl.cpp
index 2c11a0b..5cbc836 100644
--- a/src/opengl/qpixmapdata_x11gl_egl.cpp
+++ b/src/opengl/qpixmapdata_x11gl_egl.cpp
@@ -93,7 +93,7 @@ public:
             if (rgbConfig == argbConfig)
                 argbContext = rgbContext;
 
-            // Otherwise, create a seperate context to be used for ARGB pixmaps:
+            // Otherwise, create a separate context to be used for ARGB pixmaps:
             if (!argbContext) {
                 argbContext = new QEglContext;
                 argbContext->setConfig(argbConfig);
@@ -314,7 +314,7 @@ QPaintEngine* QX11GLPixmapData::paintEngine() const
         Q_ASSERT(ctx->d_func()->eglContext == 0);
         ctx->d_func()->eglContext = hasAlphaChannel() ? sharedContexts()->argbContext : sharedContexts()->rgbContext;
 
-        // While we use a seperate QGLContext for each pixmap, the underlying QEglContext is
+        // While we use a separate QGLContext for each pixmap, the underlying QEglContext is
         // the same. So we must use a "fake" QGLContext and fool the texture cache into thinking
         // each pixmap's QGLContext is sharing with this central one. The only place this is
         // going to fail is where we the underlying EGL RGB and ARGB contexts aren't sharing.
diff --git a/src/openvg/qpaintengine_vg.cpp b/src/openvg/qpaintengine_vg.cpp
index ee65e48..aea203f 100644
--- a/src/openvg/qpaintengine_vg.cpp
+++ b/src/openvg/qpaintengine_vg.cpp
@@ -3475,7 +3475,7 @@ void QVGPaintEngine::drawTextItem(const QPointF &p, const QTextItem &textItem)
 
 void QVGPaintEngine::drawStaticTextItem(QStaticTextItem *textItem)
 {
-    drawCachedGlyphs(textItem->numGlyphs, textItem->glyphs, textItem->font, textItem->fontEngine,
+    drawCachedGlyphs(textItem->numGlyphs, textItem->glyphs, textItem->font, textItem->fontEngine(),
                      QPointF(0, 0), textItem->glyphPositions);
 }
 
diff --git a/src/plugins/bearer/symbian/qnetworksession_impl.cpp b/src/plugins/bearer/symbian/qnetworksession_impl.cpp
index 85723ce..c5a39e1 100644
--- a/src/plugins/bearer/symbian/qnetworksession_impl.cpp
+++ b/src/plugins/bearer/symbian/qnetworksession_impl.cpp
@@ -1078,7 +1078,7 @@ void QNetworkSessionPrivateImpl::RunL()
             TInt error = KErrNone;
             QNetworkConfiguration newActiveConfig = activeConfiguration();
             if (!newActiveConfig.isValid()) {
-                // RConnection startup was successfull but no configuration
+                // RConnection startup was successful but no configuration
                 // was found. That indicates that user has chosen to create a
                 // new WLAN configuration (from scan results), but that new
                 // configuration does not have access to Internet (Internet
diff --git a/src/plugins/graphicssystems/meego/dithering.cpp b/src/plugins/graphicssystems/meego/dithering.cpp
index b50826c..1a2e3fa 100644
--- a/src/plugins/graphicssystems/meego/dithering.cpp
+++ b/src/plugins/graphicssystems/meego/dithering.cpp
@@ -68,7 +68,7 @@
 
 // Writes(ads) a new value to the diffusion accumulator. accumulator is a short.
 // x, y is a position in the accumulation buffer. y can be 0 or 1 -- we operate on two lines at time.
-#define ACCUMULATE(accumulator, x, y, width, v) if (x < width && x > 0) accumulator[(y * width) + x] += v
+#define ACCUMULATE(accumulator, x, y, width, v) if (x < width && x >= 0) accumulator[(y * width) + x] += v
 
 // Clamps a value to be in 0..255 range.
 #define CLAMP_256(v) if (v > 255) v = 255; if (v < 0) v = 0;
@@ -76,8 +76,13 @@
 // Converts incoming RGB32 (QImage::Format_RGB32) to RGB565. Returns the newly allocated data.
 unsigned short* convertRGB32_to_RGB565(const unsigned char *in, int width, int height, int stride)
 {
+    // Output line stride. Aligned to 4 bytes.
+    int alignedWidth = width;
+    if (alignedWidth % 2 > 0)
+        alignedWidth++;
+
     // Will store output
-    unsigned short *out = (unsigned short *) malloc(width * height * 2);
+    unsigned short *out = (unsigned short *) malloc(alignedWidth * height * 2);
 
     // Lookup tables for the 8bit => 6bit and 8bit => 5bit conversion
     unsigned char lookup_8bit_to_5bit[256];
@@ -105,18 +110,18 @@ unsigned short* convertRGB32_to_RGB565(const unsigned char *in, int width, int h
     // Produce the conversion lookup tables.
     for (i = 0; i < 256; i++) {
         lookup_8bit_to_5bit[i] = round(i / 8.0);
-        if (lookup_8bit_to_5bit[i] > 31)
-            lookup_8bit_to_5bit[i] -= 1;
 
         // Before bitshifts: (i * 8) - (... * 8 * 8)
         lookup_8bit_to_5bit_diff[i] = (i << 3) - (lookup_8bit_to_5bit[i] << 6);
+        if (lookup_8bit_to_5bit[i] > 31)
+            lookup_8bit_to_5bit[i] -= 1;
 
         lookup_8bit_to_6bit[i] = round(i / 4.0);
-        if (lookup_8bit_to_6bit[i] > 63)
-            lookup_8bit_to_6bit[i] -= 1;
 
         // Before bitshifts: (i * 8) - (... * 4 * 8)
         lookup_8bit_to_6bit_diff[i] = (i << 3) - (lookup_8bit_to_6bit[i] << 5);
+        if (lookup_8bit_to_6bit[i] > 63)
+            lookup_8bit_to_6bit[i] -= 1;
     }
 
     // Clear the accumulators
@@ -174,7 +179,7 @@ unsigned short* convertRGB32_to_RGB565(const unsigned char *in, int width, int h
             }
 
             // Write the newly produced pixel
-            PUT_565(out, x, y, width, component[2], component[1], component[0]);
+            PUT_565(out, x, y, alignedWidth, component[2], component[1], component[0]);
         }
     }
 
@@ -183,10 +188,16 @@ unsigned short* convertRGB32_to_RGB565(const unsigned char *in, int width, int h
 
 // Converts incoming RGBA32 (QImage::Format_ARGB32_Premultiplied) to RGB565. Returns the newly allocated data.
 // This function is similar (yet different) to the _565 variant but it makes sense to duplicate it here for simplicity.
+// The output has each scan line aligned to 4 bytes (as expected by GL by default).
 unsigned short* convertARGB32_to_RGBA4444(const unsigned char *in, int width, int height, int stride)
 {
+    // Output line stride. Aligned to 4 bytes.
+    int alignedWidth = width;
+    if (alignedWidth % 2 > 0)
+        alignedWidth++;
+
     // Will store output
-    unsigned short *out = (unsigned short *) malloc(width * height * 2);
+    unsigned short *out = (unsigned short *) malloc(alignedWidth * 2 * height);
 
     // Lookup tables for the 8bit => 4bit conversion
     unsigned char lookup_8bit_to_4bit[256];
@@ -210,11 +221,11 @@ unsigned short* convertARGB32_to_RGBA4444(const unsigned char *in, int width, in
     // Produce the conversion lookup tables.
     for (i = 0; i < 256; i++) {
         lookup_8bit_to_4bit[i] = round(i / 16.0);
-        if (lookup_8bit_to_4bit[i] > 15)
-            lookup_8bit_to_4bit[i] -= 1;
-
         // Before bitshifts: (i * 8) - (... * 16 * 8)
         lookup_8bit_to_4bit_diff[i] = (i << 3) - (lookup_8bit_to_4bit[i] << 7);
+
+        if (lookup_8bit_to_4bit[i] > 15)
+            lookup_8bit_to_4bit[i] = 15;
     }
 
     // Clear the accumulators
@@ -269,7 +280,25 @@ unsigned short* convertARGB32_to_RGBA4444(const unsigned char *in, int width, in
             }
 
             // Write the newly produced pixel
-            PUT_4444(out, x, y, width, component[0], component[1], component[2], component[3]);
+            PUT_4444(out, x, y, alignedWidth, component[0], component[1], component[2], component[3]);
+        }
+    }
+
+    return out;
+}
+
+unsigned char* convertBGRA32_to_RGBA32(const unsigned char *in, int width, int height, int stride)
+{
+    unsigned char *out = (unsigned char *) malloc(stride * height);
+
+    // For each line...
+    for (int y = 0; y < height; y++) {
+        // For each column
+        for (int x = 0; x < width; x++) {
+            out[(stride * y) + (x * 4) + 0] = in[(stride * y) + (x * 4) + 2];
+            out[(stride * y) + (x * 4) + 1] = in[(stride * y) + (x * 4) + 1];
+            out[(stride * y) + (x * 4) + 2] = in[(stride * y) + (x * 4) + 0];
+            out[(stride * y) + (x * 4) + 3] = in[(stride * y) + (x * 4) + 3];
         }
     }
 
diff --git a/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp b/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp
index a633e2f..67d760c 100644
--- a/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp
+++ b/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp
@@ -83,7 +83,7 @@ QWindowSurface* QMeeGoGraphicsSystem::createWindowSurface(QWidget *widget) const
 QPixmapData *QMeeGoGraphicsSystem::createPixmapData(QPixmapData::PixelType type) const
 {
     // Long story short: without this it's possible to hit an 
-    // unitialized paintDevice due to a Qt bug too complex to even 
+    // uninitialized paintDevice due to a Qt bug too complex to even
     // explain here... not to mention fix without going crazy. 
     // MDK
     QGLShareContextScope ctx(qt_gl_share_widget()->context());
@@ -301,4 +301,4 @@ bool qt_meego_live_texture_release(QPixmap *pixmap, QImage *image)
 Qt::HANDLE qt_meego_live_texture_get_handle(QPixmap *pixmap)
 {
     return QMeeGoGraphicsSystem::getLiveTextureHandle(pixmap);
-}
\ No newline at end of file
+}
diff --git a/src/plugins/graphicssystems/meego/qmeegopixmapdata.cpp b/src/plugins/graphicssystems/meego/qmeegopixmapdata.cpp
index 02a4273..eb63692 100644
--- a/src/plugins/graphicssystems/meego/qmeegopixmapdata.cpp
+++ b/src/plugins/graphicssystems/meego/qmeegopixmapdata.cpp
@@ -51,6 +51,7 @@
 // from dithering.cpp
 extern unsigned short* convertRGB32_to_RGB565(const unsigned char *in, int width, int height, int stride);
 extern unsigned short* convertARGB32_to_RGBA4444(const unsigned char *in, int width, int height, int stride);
+extern unsigned char* convertBGRA32_to_RGBA32(const unsigned char *in, int width, int height, int stride);
 
 static EGLint preserved_image_attribs[] = { EGL_IMAGE_PRESERVED_KHR, EGL_TRUE, EGL_NONE };
 
@@ -146,8 +147,8 @@ Qt::HANDLE QMeeGoPixmapData::imageToEGLSharedImage(const QImage &image)
     glGenTextures(1, &textureId);
     glBindTexture(GL_TEXTURE_2D, textureId);
     if (image.hasAlphaChannel() && const_cast<QImage &>(image).data_ptr()->checkForAlphaPixels()) {
-        void *converted = convertARGB32_to_RGBA4444(image.bits(), image.width(), image.height(), image.bytesPerLine());
-        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, image.width(), image.height(), 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, converted);
+        void *converted = convertBGRA32_to_RGBA32(image.bits(), image.width(), image.height(), image.bytesPerLine());
+        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, image.width(), image.height(), 0, GL_RGBA, GL_UNSIGNED_BYTE, converted);
         free(converted);
     } else {
         void *converted = convertRGB32_to_RGB565(image.bits(), image.width(), image.height(), image.bytesPerLine());
diff --git a/src/qt3support/canvas/q3canvas.cpp b/src/qt3support/canvas/q3canvas.cpp
index 959c435..1b4706d 100644
--- a/src/qt3support/canvas/q3canvas.cpp
+++ b/src/qt3support/canvas/q3canvas.cpp
@@ -1030,7 +1030,7 @@ void Q3Canvas::setUpdatePeriod(int ms)
 
     The advance takes place in two phases. In phase 0, the
     Q3CanvasItem::advance() function of each Q3CanvasItem::animated()
-    canvas item is called with paramater 0. Then all these canvas
+    canvas item is called with parameter 0. Then all these canvas
     items are called again, with parameter 1. In phase 0, the canvas
     items should not change position, merely examine other items on
     the canvas for which special processing is required, such as
diff --git a/src/qt3support/text/q3richtext.cpp b/src/qt3support/text/q3richtext.cpp
index d82d0f0..e24eeb5 100644
--- a/src/qt3support/text/q3richtext.cpp
+++ b/src/qt3support/text/q3richtext.cpp
@@ -2914,7 +2914,7 @@ QString Q3TextDocument::selectedText(int id, bool asRichText) const
         }
     }
     // ### workaround for plain text export until we get proper
-    // mime types: turn unicode line seperators into the more
+    // mime types: turn unicode line separators into the more
     // widely understood \n. Makes copy and pasting code snipplets
     // from within Assistent possible
     QChar* uc = (QChar*) s.unicode();
diff --git a/src/s60installs/eabi/QtGuiu.def b/src/s60installs/eabi/QtGuiu.def
index f772bcc..75bb026 100644
--- a/src/s60installs/eabi/QtGuiu.def
+++ b/src/s60installs/eabi/QtGuiu.def
@@ -12101,4 +12101,7 @@ EXPORTS
 	_ZN19QApplicationPrivate25qmljsDebugArgumentsStringEv @ 12100 NONAME
 	_ZNK5QFont14lastResortFontEv @ 12101 NONAME
 	_ZN11QFontEngine33convertToPostscriptFontFamilyNameERK10QByteArray @ 12102 NONAME
+	_ZN15QStaticTextItem13setFontEngineEP11QFontEngine @ 12103 NONAME
+	_ZN15QStaticTextItemD1Ev @ 12104 NONAME
+	_ZN15QStaticTextItemD2Ev @ 12105 NONAME
 
diff --git a/src/scripttools/debugging/qscriptdebuggeragent.cpp b/src/scripttools/debugging/qscriptdebuggeragent.cpp
index 551f6c3..9362639 100644
--- a/src/scripttools/debugging/qscriptdebuggeragent.cpp
+++ b/src/scripttools/debugging/qscriptdebuggeragent.cpp
@@ -116,7 +116,7 @@ QScriptDebuggerAgent::~QScriptDebuggerAgent()
 /*!
   Instructs the agent to perform a "step into" operation.  This
   function returns immediately. The agent will report step completion
-  at a later time, i.e. when script statements are evaluted.
+  at a later time, i.e. when script statements are evaluated.
 */
 void QScriptDebuggerAgent::enterStepIntoMode(int count)
 {
@@ -129,7 +129,7 @@ void QScriptDebuggerAgent::enterStepIntoMode(int count)
 /*!
   Instructs the agent to perform a "step over" operation.  This
   function returns immediately. The agent will report step completion
-  at a later time, i.e. when script statements are evaluted.
+  at a later time, i.e. when script statements are evaluated.
 */
 void QScriptDebuggerAgent::enterStepOverMode(int count)
 {
@@ -146,7 +146,7 @@ void QScriptDebuggerAgent::enterStepOverMode(int count)
 /*!
   Instructs the agent to perform a "step out" operation.  This
   function returns immediately. The agent will report step completion
-  at a later time, i.e. when script statements are evaluted.
+  at a later time, i.e. when script statements are evaluated.
 */
 void QScriptDebuggerAgent::enterStepOutMode()
 {
diff --git a/src/sql/drivers/oci/qsql_oci.cpp b/src/sql/drivers/oci/qsql_oci.cpp
index e11cf75..1bf59bf 100644
--- a/src/sql/drivers/oci/qsql_oci.cpp
+++ b/src/sql/drivers/oci/qsql_oci.cpp
@@ -93,11 +93,13 @@ enum { QOCIEncoding = 2002 }; // AL16UTF16LE
 enum { QOCIEncoding = 2000 }; // AL16UTF16
 #endif
 
+#ifdef OCI_ATTR_CHARSET_FORM
 // Always set the OCI_ATTR_CHARSET_FORM to SQLCS_NCHAR is safe
 // because Oracle server will deal with the implicit Conversion
 // Between CHAR and NCHAR.
 // see: http://download.oracle.com/docs/cd/A91202_01/901_doc/appdev.901/a89857/oci05bnd.htm#422705 
 static const ub1 qOraCharsetForm = SQLCS_NCHAR;
+#endif
 
 #if defined (OCI_UTF16ID)
 static const ub2 qOraCharset = OCI_UTF16ID;
@@ -110,13 +112,23 @@ typedef QVarLengthArray<ub2, 32> SizeArray;
 
 static QByteArray qMakeOraDate(const QDateTime& dt);
 static QDateTime qMakeDate(const char* oraDate);
+
+static QByteArray qMakeOCINumber(const qlonglong &ll, OCIError *err);
+static QByteArray qMakeOCINumber(const qulonglong& ull, OCIError* err);
+
+static qlonglong qMakeLongLong(const char* ociNumber, OCIError* err);
+static qulonglong qMakeULongLong(const char* ociNumber, OCIError* err);
+
 static QString qOraWarn(OCIError *err, int *errorCode = 0);
+
 #ifndef Q_CC_SUN
 static // for some reason, Sun CC can't use qOraWarning when it's declared static
 #endif
 void qOraWarning(const char* msg, OCIError *err);
 static QSqlError qMakeError(const QString& errString, QSqlError::ErrorType type, OCIError *err);
 
+
+
 class QOCIRowId: public QSharedData
 {
 public:
@@ -164,7 +176,6 @@ struct QOCIResultPrivate
     int serverVersion;
     int prefetchRows, prefetchMem;
 
-    void setCharset(OCIBind* hbnd);
     void setStatementAttributes();
     int bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, int pos,
                   const QVariant &val, dvoid *indPtr, ub2 *tmpSize, QList<QByteArray> &tmpStorage);
@@ -176,6 +187,41 @@ struct QOCIResultPrivate
     { return q->bindValueType(i) & QSql::Out; }
     inline bool isBinaryValue(int i) const
     { return q->bindValueType(i) & QSql::Binary; }
+
+    void setCharset(dvoid* handle, ub4 type) const
+    {
+        int r = 0;
+        Q_ASSERT(handle);
+
+#ifdef OCI_ATTR_CHARSET_FORM
+        r = OCIAttrSet(handle,
+                       type,
+                       // this const cast is safe since OCI doesn't touch
+                       // the charset.
+                       const_cast<void *>(static_cast<const void *>(&qOraCharsetForm)),
+                       0,
+                       OCI_ATTR_CHARSET_FORM,
+                       //Strange Oracle bug: some Oracle servers crash the server process with non-zero error handle (mostly for 10g).
+                       //So ignore the error message here.
+                       0);
+        #ifdef QOCI_DEBUG
+        if (r != 0)
+            qWarning("QOCIResultPrivate::setCharset: Couldn't set OCI_ATTR_CHARSET_FORM.");
+        #endif
+#endif
+
+        r = OCIAttrSet(handle,
+                       type,
+                       // this const cast is safe since OCI doesn't touch
+                       // the charset.
+                       const_cast<void *>(static_cast<const void *>(&qOraCharset)),
+                       0,
+                       OCI_ATTR_CHARSET_ID,
+                       err);
+        if (r != 0)
+            qOraWarning("QOCIResultPrivate::setCharsetI Couldn't set OCI_ATTR_CHARSET_ID: ", err);
+
+    }
 };
 
 void QOCIResultPrivate::setStatementAttributes()
@@ -208,36 +254,6 @@ void QOCIResultPrivate::setStatementAttributes()
     }
 }
 
-void QOCIResultPrivate::setCharset(OCIBind* hbnd)
-{
-    int r = 0;
-
-    Q_ASSERT(hbnd);
-
-    r = OCIAttrSet(hbnd,
-                   OCI_HTYPE_BIND,
-                   // this const cast is safe since OCI doesn't touch
-                   // the charset.
-                   const_cast<void *>(static_cast<const void *>(&qOraCharsetForm)),
-                   0,
-                   OCI_ATTR_CHARSET_FORM,
-                   err);
-    if (r != 0)
-        qOraWarning("QOCIResultPrivate::setCharset: Couldn't set OCI_ATTR_CHARSET_FORM: ", err);
-
-    r = OCIAttrSet(hbnd,
-                   OCI_HTYPE_BIND,
-                   // this const cast is safe since OCI doesn't touch
-                   // the charset.
-                   const_cast<void *>(static_cast<const void *>(&qOraCharset)),
-                   0,
-                   OCI_ATTR_CHARSET_ID,
-                   err);
-    if (r != 0)
-        qOraWarning("QOCIResultPrivate::setCharset: Couldn't set OCI_ATTR_CHARSET_ID: ", err);
-
-}
-
 int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, int pos,
                    const QVariant &val, dvoid *indPtr, ub2 *tmpSize, QList<QByteArray> &tmpStorage)
 {
@@ -283,6 +299,28 @@ int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, in
                          sizeof(uint),
                          SQLT_UIN, indPtr, 0, 0, 0, 0, OCI_DEFAULT);
         break;
+    case QVariant::LongLong:
+    {
+        QByteArray ba = qMakeOCINumber(val.toLongLong(), err);
+        r = OCIBindByPos(sql, hbnd, err,
+                           pos + 1,
+                           ba.data(),
+                           ba.size(),
+                           SQLT_VNU, indPtr, 0, 0, 0, 0, OCI_DEFAULT);
+        tmpStorage.append(ba);
+        break;
+    }
+    case QVariant::ULongLong:
+    {
+        QByteArray ba = qMakeOCINumber(val.toULongLong(), err);
+        r = OCIBindByPos(sql, hbnd, err,
+                           pos + 1,
+                           ba.data(),
+                           ba.size(),
+                           SQLT_VNU, indPtr, 0, 0, 0, 0, OCI_DEFAULT);
+        tmpStorage.append(ba);
+        break;
+    }
     case QVariant::Double:
         r = OCIBindByPos(sql, hbnd, err,
                          pos + 1,
@@ -325,7 +363,7 @@ int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, in
                              (s.length() + 1) * sizeof(QChar),
                              SQLT_STR, indPtr, 0, 0, 0, 0, OCI_DEFAULT);
             if (r == OCI_SUCCESS)
-                setCharset(*hbnd);
+                setCharset(*hbnd, OCI_HTYPE_BIND);
             break;
         }
     } // fall through for OUT values
@@ -349,7 +387,7 @@ int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, in
                              SQLT_STR, indPtr, 0, 0, 0, 0, OCI_DEFAULT);
         }
         if (r == OCI_SUCCESS)
-            setCharset(*hbnd);
+            setCharset(*hbnd, OCI_HTYPE_BIND);
         tmpStorage.append(ba);
         break;
     } // default case
@@ -378,7 +416,7 @@ int QOCIResultPrivate::bindValues(QVector<QVariant> &values, IndicatorArray &ind
 }
 
 // will assign out value and remove its temp storage.
-static void qOraOutValue(QVariant &value, QList<QByteArray> &storage)
+static void qOraOutValue(QVariant &value, QList<QByteArray> &storage, OCIError* err)
 {
     switch (value.type()) {
     case QVariant::Time:
@@ -390,6 +428,12 @@ static void qOraOutValue(QVariant &value, QList<QByteArray> &storage)
     case QVariant::DateTime:
         value = qMakeDate(storage.takeFirst());
         break;
+    case QVariant::LongLong:
+        value = qMakeLongLong(storage.takeFirst(), err);
+        break;
+    case QVariant::ULongLong:
+        value = qMakeULongLong(storage.takeFirst(), err);
+        break;
     case QVariant::String:
         value = QString(
                 reinterpret_cast<const QChar *>(storage.takeFirst().constData()));
@@ -407,7 +451,7 @@ void QOCIResultPrivate::outValues(QVector<QVariant> &values, IndicatorArray &ind
         if (!isOutValue(i))
             continue;
 
-        qOraOutValue(values[i], tmpStorage);
+        qOraOutValue(values[i], tmpStorage, err);
 
         QVariant::Type typ = values.at(i).type();
         if (indicators[i] == -1) // NULL
@@ -667,6 +711,56 @@ QByteArray qMakeOraDate(const QDateTime& dt)
     return ba;
 }
 
+/*!
+  \internal
+
+   Convert qlonglong to the internal Oracle OCINumber format.
+  */
+QByteArray qMakeOCINumber(const qlonglong& ll, OCIError* err)
+{
+    QByteArray ba(sizeof(OCINumber), 0);
+
+    OCINumberFromInt(err,
+                     &ll,
+                     sizeof(qlonglong),
+                     OCI_NUMBER_SIGNED,
+                     reinterpret_cast<OCINumber*>(ba.data()));
+    return ba;
+}
+
+/*!
+  \internal
+
+   Convert qulonglong to the internal Oracle OCINumber format.
+  */
+QByteArray qMakeOCINumber(const qulonglong& ull, OCIError* err)
+{
+    QByteArray ba(sizeof(OCINumber), 0);
+
+    OCINumberFromInt(err,
+                     &ull,
+                     sizeof(qlonglong),
+                     OCI_NUMBER_UNSIGNED,
+                     reinterpret_cast<OCINumber*>(ba.data()));
+    return ba;
+}
+
+qlonglong qMakeLongLong(const char* ociNumber, OCIError* err)
+{
+    qlonglong qll = 0;
+    OCINumberToInt(err, reinterpret_cast<const OCINumber *>(ociNumber), sizeof(qlonglong),
+                   OCI_NUMBER_SIGNED, &qll);
+    return qll;
+}
+
+qulonglong qMakeULongLong(const char* ociNumber, OCIError* err)
+{
+    qulonglong qull = 0;
+    OCINumberToInt(err, reinterpret_cast<const OCINumber *>(ociNumber), sizeof(qulonglong),
+                   OCI_NUMBER_UNSIGNED, &qull);
+    return qull;
+}
+
 QDateTime qMakeDate(const char* oraDate)
 {
     int century = uchar(oraDate[0]);
@@ -688,7 +782,6 @@ class QOCICols
 public:
     QOCICols(int size, QOCIResultPrivate* dp);
     ~QOCICols();
-    void setCharset(OCIDefine* dfn);
     int readPiecewise(QVector<QVariant> &values, int index = 0);
     int readLOBs(QVector<QVariant> &values, int index = 0);
     int fieldFromDefine(OCIDefine* d);
@@ -890,7 +983,7 @@ QOCICols::QOCICols(int size, QOCIResultPrivate* dp)
                         &(fieldInf[idx].ind),
                         0, 0, OCI_DEFAULT);
                 if (r == 0)
-                    setCharset(dfn);
+                    d->setCharset(dfn, OCI_HTYPE_DEFINE);
             }
            break;
         default:
@@ -950,35 +1043,6 @@ OCILobLocator **QOCICols::createLobLocator(int position, OCIEnv* env)
     return &lob;
 }
 
-void QOCICols::setCharset(OCIDefine* dfn)
-{
-    int r = 0;
-
-    Q_ASSERT(dfn);
-
-    r = OCIAttrSet(dfn,
-                   OCI_HTYPE_DEFINE,
-                   // this const cast is safe since OCI doesn't touch
-                   // the charset.
-                   const_cast<void *>(static_cast<const void *>(&qOraCharsetForm)),
-                   0,
-                   OCI_ATTR_CHARSET_FORM,
-                   d->err);
-    if (r != 0)
-        qOraWarning("QOCIResultPrivate::setCharset: Couldn't set OCI_ATTR_CHARSET_FORM: ", d->err);
-
-    r = OCIAttrSet(dfn,
-                   OCI_HTYPE_DEFINE,
-                   // this const cast is safe since OCI doesn't touch
-                   // the charset.
-                   const_cast<void *>(static_cast<const void *>(&qOraCharset)),
-                   0,
-                   OCI_ATTR_CHARSET_ID,
-                   d->err);
-        if (r != 0)
-            qOraWarning("QOCICols::setCharset: Couldn't set OCI_ATTR_CHARSET_ID: ", d->err);
-}
-
 int QOCICols::readPiecewise(QVector<QVariant> &values, int index)
 {
     OCIDefine*     dfn;
@@ -1281,6 +1345,16 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b
                 col.maxLen = sizeof(uint);
                 break;
 
+            case QVariant::LongLong:
+                col.bindAs = SQLT_VNU;
+                col.maxLen = sizeof(OCINumber);
+                break;
+
+            case QVariant::ULongLong:
+                col.bindAs = SQLT_VNU;
+                col.maxLen = sizeof(OCINumber);
+                break;
+
             case QVariant::Double:
                 col.bindAs = SQLT_FLT;
                 col.maxLen = sizeof(double);
@@ -1352,6 +1426,22 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b
                         *reinterpret_cast<uint*>(dataPtr) = val.toUInt();
                         break;
 
+                    case QVariant::LongLong:
+                    {
+                        columns[i].lengths[row] = columns[i].maxLen;
+                        const QByteArray ba = qMakeOCINumber(val.toLongLong(), d->err);
+                        Q_ASSERT(ba.size() == int(columns[i].maxLen));
+                        memcpy(dataPtr, ba.constData(), columns[i].maxLen);
+                        break;
+                    }
+                    case QVariant::ULongLong:
+                    {
+                        columns[i].lengths[row] = columns[i].maxLen;
+                        const QByteArray ba = qMakeOCINumber(val.toULongLong(), d->err);
+                        Q_ASSERT(ba.size() == int(columns[i].maxLen));
+                        memcpy(dataPtr, ba.constData(), columns[i].maxLen);
+                        break;
+                    }
                     case QVariant::Double:
                          columns[i].lengths[row] = columns[i].maxLen;
                          *reinterpret_cast<double*>(dataPtr) = val.toDouble();
@@ -1459,7 +1549,7 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b
 
         QVariant::Type tp = boundValues.at(i).type();
         if (tp != QVariant::List) {
-            qOraOutValue(boundValues[i], tmpStorage);
+            qOraOutValue(boundValues[i], tmpStorage, d->err);
             if (*columns[i].indicators == -1)
                 boundValues[i] = QVariant(tp);
             continue;
@@ -1489,6 +1579,21 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b
                     (*list)[r] =  *reinterpret_cast<uint*>(data + r * columns[i].maxLen);
                     break;
 
+                case SQLT_VNU:
+                {
+                    switch (boundValues.at(i).type()) {
+                    case QVariant::LongLong:
+                        (*list)[r] =  qMakeLongLong(data + r * columns[i].maxLen, d->err);
+                        break;
+                    case QVariant::ULongLong:
+                        (*list)[r] =  qMakeULongLong(data + r * columns[i].maxLen, d->err);
+                        break;
+                    default:
+                        break;
+                    }
+                    break;
+                }
+
                 case SQLT_FLT:
                     (*list)[r] =  *reinterpret_cast<double*>(data + r * columns[i].maxLen);
                     break;
diff --git a/src/xmlpatterns/data/qabstractfloat.cpp b/src/xmlpatterns/data/qabstractfloat.cpp
index d3384fe..9f0e4e0 100644
--- a/src/xmlpatterns/data/qabstractfloat.cpp
+++ b/src/xmlpatterns/data/qabstractfloat.cpp
@@ -118,7 +118,7 @@ bool AbstractFloat<isDouble>::isEqual(const xsDouble a, const xsDouble b)
         return qIsInf(a) && internalSignbit(a) == internalSignbit(b);
     else
     {
-        /* Preferrably, we would use std::numeric_limits<xsDouble>::espilon(), but
+        /* Preferably, we would use std::numeric_limits<xsDouble>::espilon(), but
          * we cannot since we cannot depend on the STL. The small xs:double value below,
          * was extracted by printing the std::numeric_limits<xsDouble>::epsilon() using
          * gdb. */
diff --git a/src/xmlpatterns/data/qatomicvalue.cpp b/src/xmlpatterns/data/qatomicvalue.cpp
index c4f3578..ecc78bf 100644
--- a/src/xmlpatterns/data/qatomicvalue.cpp
+++ b/src/xmlpatterns/data/qatomicvalue.cpp
@@ -65,7 +65,7 @@ QT_BEGIN_NAMESPACE
 
 /**
  * @file
- * @short Contains the implementation for AtomicValue. The defintion is in qitem_p.h.
+ * @short Contains the implementation for AtomicValue. The definition is in qitem_p.h.
  */
 
 using namespace QPatternist;
diff --git a/src/xmlpatterns/data/qschematime_p.h b/src/xmlpatterns/data/qschematime_p.h
index bd63714..bff065b 100644
--- a/src/xmlpatterns/data/qschematime_p.h
+++ b/src/xmlpatterns/data/qschematime_p.h
@@ -63,7 +63,7 @@ namespace QPatternist
     /**
      * @short Implements the value instance of the @c xs:time type.
      *
-     * The header file for this class was orignally called Time.h, but this
+     * The header file for this class was originally called Time.h, but this
      * clashed with a system header on MinGW.
      *
      * @author Frans Englich <frans.englich@nokia.com>
diff --git a/src/xmlpatterns/schema/qxsdschemaparser.cpp b/src/xmlpatterns/schema/qxsdschemaparser.cpp
index fd0b95c..585cf12 100644
--- a/src/xmlpatterns/schema/qxsdschemaparser.cpp
+++ b/src/xmlpatterns/schema/qxsdschemaparser.cpp
@@ -914,7 +914,7 @@ void XsdSchemaParser::parseRedefine()
                 redefinedType->setWxsSuperType(contextType);
 
                 // 3) remove the base type resolving job from the resolver as
-                //    we have set the base type here explicitely
+                //    we have set the base type here explicitly
                 m_parserContext->resolver()->removeSimpleRestrictionBase(redefinedType);
 
                 // 4) add the redefined type to the schema
@@ -963,7 +963,7 @@ void XsdSchemaParser::parseRedefine()
                 redefinedType->setWxsSuperType(contextType);
 
                 // 3) remove the base type resolving job from the resolver as
-                //    we have set the base type here explicitely
+                //    we have set the base type here explicitly
                 m_parserContext->resolver()->removeComplexBaseType(redefinedType);
 
                 // 4) add the redefined type to the schema
@@ -5781,7 +5781,7 @@ QString XsdSchemaParser::readNamespaceAttribute(const QString &attributeName, co
 
 SchemaType::DerivationConstraints XsdSchemaParser::readDerivationConstraintAttribute(const SchemaType::DerivationConstraints &allowedConstraints, const char *elementName)
 {
-    // first convert the flags into strings for easier comparision
+    // first convert the flags into strings for easier comparison
     QSet<QString> allowedContent;
     if (allowedConstraints & SchemaType::RestrictionConstraint)
         allowedContent.insert(QString::fromLatin1("restriction"));
@@ -5844,7 +5844,7 @@ SchemaType::DerivationConstraints XsdSchemaParser::readDerivationConstraintAttri
 
 NamedSchemaComponent::BlockingConstraints XsdSchemaParser::readBlockingConstraintAttribute(const NamedSchemaComponent::BlockingConstraints &allowedConstraints, const char *elementName)
 {
-    // first convert the flags into strings for easier comparision
+    // first convert the flags into strings for easier comparison
     QSet<QString> allowedContent;
     if (allowedConstraints & NamedSchemaComponent::RestrictionConstraint)
         allowedContent.insert(QString::fromLatin1("restriction"));
diff --git a/src/xmlpatterns/schema/qxsdschemaparser_setup.cpp b/src/xmlpatterns/schema/qxsdschemaparser_setup.cpp
index 88e5f93..dc4730e 100644
--- a/src/xmlpatterns/schema/qxsdschemaparser_setup.cpp
+++ b/src/xmlpatterns/schema/qxsdschemaparser_setup.cpp
@@ -53,7 +53,7 @@ using namespace QPatternist;
  * This page describes how to use DFAs for validating that the XML child tags of an
  * XML parent tag occur in the right order.
  *
- * To validate the occurence of XML tags one need a regular expression that describes
+ * To validate the occurrence of XML tags one need a regular expression that describes
  * which tags can appear how often in what context. For example the regular expression
  * of the global <em>attribute</em> tag in XML Schema is (annotation?, simpleType?).
  * That means the <em>attribute</em> tag can contain an <em>annotation</em> tag followed
diff --git a/src/xmlpatterns/schema/qxsdstatemachine_p.h b/src/xmlpatterns/schema/qxsdstatemachine_p.h
index 294eb50..62c6ab0 100644
--- a/src/xmlpatterns/schema/qxsdstatemachine_p.h
+++ b/src/xmlpatterns/schema/qxsdstatemachine_p.h
@@ -138,7 +138,7 @@ namespace QPatternist
             /**
              * Continues execution of the machine with the given input @p transition.
              *
-             * @return @c true if the transition was successfull, @c false otherwise.
+             * @return @c true if the transition was successful, @c false otherwise.
              */
             bool proceed(TransitionType transition);
 
@@ -154,7 +154,7 @@ namespace QPatternist
              * @note To use this method, inputEqualsTransition must be implemented
              *       to find the right transition to use.
              *
-             * @return @c true if the transition was successfull, @c false otherwise.
+             * @return @c true if the transition was successful, @c false otherwise.
              */
             template <typename InputType>
             bool proceed(InputType input);
diff --git a/src/xmlpatterns/type/qtypechecker.cpp b/src/xmlpatterns/type/qtypechecker.cpp
index 879fe0e..73f83b7 100644
--- a/src/xmlpatterns/type/qtypechecker.cpp
+++ b/src/xmlpatterns/type/qtypechecker.cpp
@@ -168,7 +168,7 @@ Expression::Ptr TypeChecker::verifyType(const Expression::Ptr &operand,
 
     /* Since we haven't exited yet, it means that the operandType is a super type
      * of reqType, and that there hence is a path down to it through the
-     * type hierachy -- but that doesn't neccessarily mean that a up-cast(down the
+     * type hierachy -- but that doesn't necessarily mean that a up-cast(down the
      * hierarchy) would succeed. */
 
     Expression::Ptr result(operand);