Merge "Merge remote-tracking branch 'origin/stable' into dev" into refs/staging/dev

3 files changed, 31 insertions, 9 deletions

diff --git a/src/corelib/tools/qlocale_mac.mm b/src/corelib/tools/qlocale_mac.mm
index b3dff3a83a..8594cfd40d 100644
--- a/src/corelib/tools/qlocale_mac.mm
+++ b/src/corelib/tools/qlocale_mac.mm
@@ -432,18 +432,26 @@ QVariant QSystemLocale::query(QueryType type, QVariant in = QVariant()) const
     case CurrencyToString:
         return macFormatCurrency(in.value<QSystemLocale::CurrencyToStringArgument>());
     case UILanguages: {
-        QCFType<CFArrayRef> languages = (CFArrayRef)CFPreferencesCopyValue(
+        QCFType<CFPropertyListRef> languages = (CFArrayRef)CFPreferencesCopyValue(
                  CFSTR("AppleLanguages"),
                  kCFPreferencesAnyApplication,
                  kCFPreferencesCurrentUser,
                  kCFPreferencesAnyHost);
-        const int cnt = languages == NULL ? 0 : CFArrayGetCount(languages);
         QStringList result;
-        result.reserve(cnt);
-        for (int i = 0; i < cnt; ++i) {
-            const QString lang = QCFString::toQString(
-                        static_cast<CFStringRef>(CFArrayGetValueAtIndex(languages, i)));
-            result.append(lang);
+        CFTypeID typeId = CFGetTypeID(languages);
+        if (typeId == CFArrayGetTypeID()) {
+            const int cnt = CFArrayGetCount(languages.as<CFArrayRef>());
+            result.reserve(cnt);
+            for (int i = 0; i < cnt; ++i) {
+                const QString lang = QCFString::toQString(
+                            static_cast<CFStringRef>(CFArrayGetValueAtIndex(languages.as<CFArrayRef>(), i)));
+                result.append(lang);
+            }
+        } else if (typeId == CFStringGetTypeID()) {
+            result = QStringList(QCFString::toQString(languages.as<CFStringRef>()));
+        } else {
+            qWarning("QLocale::uiLanguages(): CFPreferencesCopyValue returned unhandled type \"%s\"; please report to http://bugreports.qt-project.org",
+                     qPrintable(QCFString::toQString(CFCopyTypeIDDescription(typeId))));
         }
         return QVariant(result);
     }
diff --git a/src/corelib/tools/qstring.cpp b/src/corelib/tools/qstring.cpp
index 3089cfef8b..75ef07a96e 100644
--- a/src/corelib/tools/qstring.cpp
+++ b/src/corelib/tools/qstring.cpp
@@ -9553,6 +9553,8 @@ float QStringRef::toFloat(bool *ok) const
 */
 
 /*!
+    \since 5.0
+
     Converts a plain text string to an HTML string with
     HTML metacharacters \c{<}, \c{>}, \c{&}, and \c{"} replaced by HTML
     entities.
@@ -9621,6 +9623,19 @@ QString QString::toHtmlEscaped() const
   \code
   if (attribute.name() == QLatin1String("http-contents-length")) //...
   \endcode
+
+  \note There some restrictions when using the MSVC 2010 or 2012 compilers. The example snippets provided here
+  fail to compile with them.
+  \list
+  \li Concatenated string literals cannot be used with QStringLiteral.
+  \code
+  QString s = QStringLiteral("a" "b");
+  \endcode
+  \li QStringLiteral cannot be used to initialize lists or arrays of QString.
+  \code
+  QString a[] = { QStringLiteral("a"), QStringLiteral("b") };
+  \endcode
+  \endlist
 */
 
 QT_END_NAMESPACE
diff --git a/src/corelib/tools/qvector.h b/src/corelib/tools/qvector.h
index c1b20c58e9..7d5cf91324 100644
--- a/src/corelib/tools/qvector.h
+++ b/src/corelib/tools/qvector.h
@@ -504,8 +504,7 @@ void QVector<T>::reallocData(const int asize, const int aalloc, QArrayData::Allo
     }
     if (d != x) {
         if (!d->ref.deref()) {
-            Q_ASSERT(!isShared);
-            if (QTypeInfo<T>::isStatic || !aalloc) {
+            if (QTypeInfo<T>::isStatic || !aalloc || (isShared && QTypeInfo<T>::isComplex)) {
                 // data was copy constructed, we need to call destructors
                 // or if !alloc we did nothing to the old 'd'.
                 freeData(d);