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mark some qWarning cases as unlikely

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Signed-off-by: Ivailo Monev <xakepa10@laimg.moc>
This commit is contained in:
Ivailo Monev 2019-07-11 15:14:34 +00:00
parent de2d95eef4
commit 7bd30599f6
4 changed files with 23 additions and 23 deletions
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4
src/core/codecs/qtextcodec.cpp
View file

@ -438,7 +438,7 @@ static void setup()
#ifdef Q_DEBUG_TEXTCODEC
if (destroying_is_ok)
if (Q_UNLIKELY(destroying_is_ok))
qWarning("QTextCodec: Creating new codec during codec cleanup");
#endif
all = new QList<QTextCodec*>;
@ -655,7 +655,7 @@ QTextCodec::QTextCodec()
QTextCodec::~QTextCodec()
{
#ifdef Q_DEBUG_TEXTCODEC
if (!destroying_is_ok)
if (Q_UNLIKELY(!destroying_is_ok))
qWarning("QTextCodec::~QTextCodec: Called by application");
#endif
if (all) {

12
src/gui/kernel/qapplication.cpp
View file

@ -693,7 +693,7 @@ static char *aargv[] = { (char*)"unknown", 0 };
QApplication::QApplication(Display* dpy, Qt::HANDLE visual, Qt::HANDLE colormap)
: QCoreApplication(*new QApplicationPrivate(aargc, aargv, QApplication::Gui))
{
if (! dpy)
if (Q_UNLIKELY(!dpy))
qWarning("QApplication: Invalid Display* argument");
Q_D(QApplication);
d->construct(dpy, visual, colormap);
@ -717,7 +717,7 @@ QApplication::QApplication(Display *dpy, int &argc, char **argv,
Qt::HANDLE visual, Qt::HANDLE colormap)
: QCoreApplication(*new QApplicationPrivate(argc, argv, QApplication::Gui))
{
if (! dpy)
if (Q_UNLIKELY(!dpy))
qWarning("QApplication: Invalid Display* argument");
Q_D(QApplication);
d->construct(dpy, visual, colormap);;
@ -1277,7 +1277,7 @@ QString QApplication::graphicsSystem()
void QApplication::setGraphicsSystem(const QString &system)
{
if (system == QLatin1String("native")) {
if (Q_UNLIKELY(system == QLatin1String("native"))) {
qWarning() << "Attempt to set native graphicssystem";
QApplicationPrivate::graphics_system_name = QLatin1String("raster");
} else {
@ -2665,7 +2665,7 @@ QDesktopWidget *QApplication::desktop()
QClipboard *QApplication::clipboard()
{
if (qt_clipboard == 0) {
if (!qApp) {
if (Q_UNLIKELY(!qApp)) {
qWarning("QApplication: Must construct a QApplication before accessing a QClipboard");
return 0;
}
@ -3202,7 +3202,7 @@ bool QApplication::notify(QObject *receiver, QEvent *e)
if (QApplicationPrivate::is_app_closing)
return true;
if (receiver == 0) { // serious error
if (Q_UNLIKELY(receiver == 0)) { // serious error
qWarning("QApplication::notify: Unexpected null receiver");
return true;
}
@ -3420,7 +3420,7 @@ bool QApplication::notify(QObject *receiver, QEvent *e)
QObject *obj = d->eventFilters.at(i);
if (!obj)
continue;
if (obj->d_func()->threadData != w->d_func()->threadData) {
if (Q_UNLIKELY(obj->d_func()->threadData != w->d_func()->threadData)) {
qWarning("QApplication: Object event filter cannot be in a different thread.");
continue;
}

2
src/gui/painting/qpaintdevice.cpp
View file

@ -50,7 +50,7 @@ QPaintDevice::QPaintDevice()
QPaintDevice::~QPaintDevice()
{
if (paintingActive())
if (Q_UNLIKELY(paintingActive()))
qWarning("QPaintDevice: Cannot destroy paint device that is being "
"painted");
}

28
src/gui/painting/qpainterpath.cpp
View file

@ -636,7 +636,7 @@ void QPainterPath::moveTo(const QPointF &p)
printf("QPainterPath::moveTo() (%.2f,%.2f)\n", p.x(), p.y());
#endif
if (!qIsFinite(p.x()) || !qIsFinite(p.y())) {
if (Q_UNLIKELY(!qIsFinite(p.x()) || !qIsFinite(p.y()))) {
#ifndef QT_NO_DEBUG
qWarning("QPainterPath::moveTo: Adding point where x or y is NaN or Inf, ignoring call");
#endif
@ -686,7 +686,7 @@ void QPainterPath::lineTo(const QPointF &p)
printf("QPainterPath::lineTo() (%.2f,%.2f)\n", p.x(), p.y());
#endif
if (!qIsFinite(p.x()) || !qIsFinite(p.y())) {
if (Q_UNLIKELY(!qIsFinite(p.x()) || !qIsFinite(p.y()))) {
#ifndef QT_NO_DEBUG
qWarning("QPainterPath::lineTo: Adding point where x or y is NaN or Inf, ignoring call");
#endif
@ -745,8 +745,8 @@ void QPainterPath::cubicTo(const QPointF &c1, const QPointF &c2, const QPointF &
c1.x(), c1.y(), c2.x(), c2.y(), e.x(), e.y());
#endif
if (!qIsFinite(c1.x()) || !qIsFinite(c1.y()) || !qIsFinite(c2.x()) || !qIsFinite(c2.y())
|| !qIsFinite(e.x()) || !qIsFinite(e.y())) {
if (Q_UNLIKELY(!qIsFinite(c1.x()) || !qIsFinite(c1.y()) || !qIsFinite(c2.x()) || !qIsFinite(c2.y())
|| !qIsFinite(e.x()) || !qIsFinite(e.y()))) {
#ifndef QT_NO_DEBUG
qWarning("QPainterPath::cubicTo: Adding point where x or y is NaN or Inf, ignoring call");
#endif
@ -802,7 +802,7 @@ void QPainterPath::quadTo(const QPointF &c, const QPointF &e)
c.x(), c.y(), e.x(), e.y());
#endif
if (!qIsFinite(c.x()) || !qIsFinite(c.y()) || !qIsFinite(e.x()) || !qIsFinite(e.y())) {
if (Q_UNLIKELY(!qIsFinite(c.x()) || !qIsFinite(c.y()) || !qIsFinite(e.x()) || !qIsFinite(e.y()))) {
#ifndef QT_NO_DEBUG
qWarning("QPainterPath::quadTo: Adding point where x or y is NaN or Inf, ignoring call");
#endif
@ -873,8 +873,8 @@ void QPainterPath::arcTo(const QRectF &rect, qreal startAngle, qreal sweepLength
rect.x(), rect.y(), rect.width(), rect.height(), startAngle, sweepLength);
#endif
if ((!qIsFinite(rect.x()) && !qIsFinite(rect.y())) || !qIsFinite(rect.width()) || !qIsFinite(rect.height())
|| !qIsFinite(startAngle) || !qIsFinite(sweepLength)) {
if (Q_UNLIKELY((!qIsFinite(rect.x()) && !qIsFinite(rect.y())) || !qIsFinite(rect.width()) || !qIsFinite(rect.height())
|| !qIsFinite(startAngle) || !qIsFinite(sweepLength))) {
#ifndef QT_NO_DEBUG
qWarning("QPainterPath::arcTo: Adding arc where a parameter is NaN or Inf, ignoring call");
#endif
@ -979,7 +979,7 @@ QPointF QPainterPath::currentPosition() const
*/
void QPainterPath::addRect(const QRectF &r)
{
if (!qIsFinite(r.x()) || !qIsFinite(r.y()) || !qIsFinite(r.width()) || !qIsFinite(r.height())) {
if (Q_UNLIKELY(!qIsFinite(r.x()) || !qIsFinite(r.y()) || !qIsFinite(r.width()) || !qIsFinite(r.height()))) {
#ifndef QT_NO_DEBUG
qWarning("QPainterPath::addRect: Adding rect where a parameter is NaN or Inf, ignoring call");
#endif
@ -1062,8 +1062,8 @@ void QPainterPath::addPolygon(const QPolygonF &polygon)
*/
void QPainterPath::addEllipse(const QRectF &boundingRect)
{
if (!qIsFinite(boundingRect.x()) || !qIsFinite(boundingRect.y())
|| !qIsFinite(boundingRect.width()) || !qIsFinite(boundingRect.height())) {
if (Q_UNLIKELY(!qIsFinite(boundingRect.x()) || !qIsFinite(boundingRect.y())
|| !qIsFinite(boundingRect.width()) || !qIsFinite(boundingRect.height()))) {
#ifndef QT_NO_DEBUG
qWarning("QPainterPath::addEllipse: Adding ellipse where a parameter is NaN or Inf, ignoring call");
#endif
@ -2391,7 +2391,7 @@ QDataStream &operator>>(QDataStream &s, QPainterPath &p)
s >> x;
s >> y;
Q_ASSERT(type >= 0 && type <= 3);
if (!qIsFinite(x) || !qIsFinite(y)) {
if (Q_UNLIKELY(!qIsFinite(x) || !qIsFinite(y))) {
#ifndef QT_NO_DEBUG
qWarning("QDataStream::operator>>: NaN or Inf element found in path, skipping it");
#endif
@ -2917,7 +2917,7 @@ static inline QBezier bezierAtT(const QPainterPath &path, qreal t, qreal *starti
*/
QPointF QPainterPath::pointAtPercent(qreal t) const
{
if (t < 0 || t > 1) {
if (Q_UNLIKELY(t < 0 || t > 1)) {
qWarning("QPainterPath::pointAtPercent accepts only values between 0 and 1");
return QPointF();
}
@ -2951,7 +2951,7 @@ QPointF QPainterPath::pointAtPercent(qreal t) const
*/
qreal QPainterPath::angleAtPercent(qreal t) const
{
if (t < 0 || t > 1) {
if (Q_UNLIKELY(t < 0 || t > 1)) {
qWarning("QPainterPath::angleAtPercent accepts only values between 0 and 1");
return 0;
}
@ -2979,7 +2979,7 @@ qreal QPainterPath::angleAtPercent(qreal t) const
*/
qreal QPainterPath::slopeAtPercent(qreal t) const
{
if (t < 0 || t > 1) {
if (Q_UNLIKELY(t < 0 || t > 1)) {
qWarning("QPainterPath::slopeAtPercent accepts only values between 0 and 1");
return 0;
}