fix warnings on Windows CE

Lots of warnings in the qreal == float case.
Some Q_UNUSED added.

Reviewed-by: thartman

6 files changed, 11 insertions, 4 deletions

diff --git a/src/corelib/io/qfsfileengine_win.cpp b/src/corelib/io/qfsfileengine_win.cpp
index a8de17b..e1fc804 100644
--- a/src/corelib/io/qfsfileengine_win.cpp
+++ b/src/corelib/io/qfsfileengine_win.cpp
@@ -1289,6 +1289,8 @@ static QString readSymLink(const QString &link)
         qFree(rdb);
         CloseHandle(handle);
     }
+#else
+    Q_UNUSED(link);
 #endif // Q_OS_WINCE
     return result;
 }
diff --git a/src/gui/effects/qgraphicseffect_p.h b/src/gui/effects/qgraphicseffect_p.h
index 175bd99..6ce5cda 100644
--- a/src/gui/effects/qgraphicseffect_p.h
+++ b/src/gui/effects/qgraphicseffect_p.h
@@ -164,7 +164,7 @@ class QGraphicsOpacityEffectPrivate : public QGraphicsEffectPrivate
 {
     Q_DECLARE_PUBLIC(QGraphicsOpacityEffect)
 public:
-    QGraphicsOpacityEffectPrivate() : opacity(0.7) {}
+    QGraphicsOpacityEffectPrivate() : opacity(qreal(0.7)) {}
     ~QGraphicsOpacityEffectPrivate() {}
 
     qreal opacity;
diff --git a/src/gui/graphicsview/qsimplex_p.cpp b/src/gui/graphicsview/qsimplex_p.cpp
index dbd8d4f..30a7d5d 100644
--- a/src/gui/graphicsview/qsimplex_p.cpp
+++ b/src/gui/graphicsview/qsimplex_p.cpp
@@ -293,7 +293,7 @@ int QSimplex::findPivotColumn()
 
 int QSimplex::pivotRowForColumn(int column)
 {
-    qreal min = 999999999999.0; // ###
+    qreal min = qreal(999999999999.0); // ###
     int minIndex = -1;
 
     for (int i = 1; i < rows; ++i) {
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp
index 6ffac2c..7e88e9f 100644
--- a/src/gui/kernel/qwidget.cpp
+++ b/src/gui/kernel/qwidget.cpp
@@ -971,7 +971,10 @@ struct QWidgetExceptionCleaner
     /* this cleans up when the constructor throws an exception */
     static inline void cleanup(QWidget *that, QWidgetPrivate *d)
     {
-#ifndef QT_NO_EXCEPTIONS
+#ifdef QT_NO_EXCEPTIONS
+        Q_UNUSED(that);
+        Q_UNUSED(d);
+#else
         QWidgetPrivate::allWidgets->remove(that);
         if (d->focus_next != that) {
             if (d->focus_next)
diff --git a/src/gui/widgets/qmenu.cpp b/src/gui/widgets/qmenu.cpp
index f0f425f..4734d22 100644
--- a/src/gui/widgets/qmenu.cpp
+++ b/src/gui/widgets/qmenu.cpp
@@ -368,7 +368,9 @@ QRect QMenuPrivate::actionRect(QAction *act) const
     return actionRects.at(index);
 }
 
+#if defined(Q_WS_MAC)
 static const qreal MenuFadeTimeInSec = 0.150;
+#endif
 
 void QMenuPrivate::hideUpToMenuBar()
 {
diff --git a/src/gui/widgets/qplaintextedit.cpp b/src/gui/widgets/qplaintextedit.cpp
index e025876..4ea18f8 100644
--- a/src/gui/widgets/qplaintextedit.cpp
+++ b/src/gui/widgets/qplaintextedit.cpp
@@ -379,7 +379,7 @@ void QPlainTextDocumentLayout::layoutBlock(const QTextBlock &block)
     tl->beginLayout();
     qreal availableWidth = d->width;
     if (availableWidth <= 0) {
-        availableWidth = INT_MAX; // similar to text edit with pageSize.width == 0
+        availableWidth = qreal(INT_MAX); // similar to text edit with pageSize.width == 0
     }
     availableWidth -= 2*margin + extraMargin;
     while (1) {