Remove obsolete code & workarounds for unsupported versions of MS Visual C++

The minimum supported version of MS Visual C++ 2003, which is _MSC_VER 1310.

Merge-request: 756
Reviewed-by: Olivier Goffart <olivier.goffart@nokia.com>

20 files changed, 34 insertions, 267 deletions

diff --git a/src/corelib/concurrent/qtconcurrentcompilertest.h b/src/corelib/concurrent/qtconcurrentcompilertest.h
index 982a50c..4fbb3d7 100644
--- a/src/corelib/concurrent/qtconcurrentcompilertest.h
+++ b/src/corelib/concurrent/qtconcurrentcompilertest.h
@@ -51,12 +51,6 @@ QT_BEGIN_NAMESPACE
 
 QT_MODULE(Core)
 
-#ifdef Q_CC_MSVC
-#  if _MSC_VER < 1300
-#    define QT_CONURRENT_NONSTANDARD_COMPILER
-#  endif
-#endif
-
 #if defined (Q_CC_MSVC) && (_MSC_VER < 1300)
 #  define QT_TYPENAME
 #else
diff --git a/src/corelib/global/qendian.h b/src/corelib/global/qendian.h
index d53504a..e0e946b 100644
--- a/src/corelib/global/qendian.h
+++ b/src/corelib/global/qendian.h
@@ -89,7 +89,7 @@ template <typename T> inline void qToUnaligned(const T src, uchar *dest)
  * and return the value in host-endian encoding.
  * There is no requirement that \a src must be aligned.
 */
-#if defined Q_CC_MSVC && _MSC_VER < 1300 || defined Q_CC_SUN
+#if defined Q_CC_SUN
 inline quint64 qFromLittleEndian_helper(const uchar *src, quint64 *dest)
 {
     return 0
@@ -177,7 +177,7 @@ template <> inline qint16 qFromLittleEndian<qint16>(const uchar *src)
  * and return the value in host-endian encoding.
  * There is no requirement that \a src must be aligned.
 */
-#if defined Q_CC_MSVC && _MSC_VER < 1300 || defined Q_CC_SUN
+#if defined Q_CC_SUN
 inline quint64 qFromBigEndian_helper(const uchar *src, quint64 *dest)
 {
     return 0
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index 519e6e0..1d78cbd 100644
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -383,31 +383,12 @@ namespace QT_NAMESPACE {}
 
 #elif defined(_MSC_VER)
 #  define Q_CC_MSVC
-/* proper support of bool for _MSC_VER >= 1100 */
+#  define Q_CC_MSVC_NET
 #  define Q_CANNOT_DELETE_CONSTANT
 #  define Q_OUTOFLINE_TEMPLATE inline
 #  define Q_NO_TEMPLATE_FRIENDS
-#  define QT_NO_PARTIAL_TEMPLATE_SPECIALIZATION
-#    define Q_ALIGNOF(type)   __alignof(type)
-#    define Q_DECL_ALIGN(n)   __declspec(align(n))
-
-/* Visual C++.Net issues for _MSC_VER >= 1300 */
-#  if _MSC_VER >= 1300
-#    define Q_CC_MSVC_NET
-#    if _MSC_VER < 1310 || (defined(Q_OS_WIN64) && defined(_M_IA64))
-#      define Q_TYPENAME
-#    else
-#      undef QT_NO_PARTIAL_TEMPLATE_SPECIALIZATION
-#    endif
-#  else
-#    define Q_NO_USING_KEYWORD
-#    define QT_NO_MEMBER_TEMPLATES
-#  endif
-#  if _MSC_VER < 1310
-#     define QT_NO_QOBJECT_CHECK
-#     define Q_TYPENAME
-#     define QT_NO_TEMPLATE_TEMPLATE_PARAMETERS
-#  endif
+#  define Q_ALIGNOF(type) __alignof(type)
+#  define Q_DECL_ALIGN(n) __declspec(align(n))
 /* Intel C++ disguising as Visual C++: the `using' keyword avoids warnings */
 #  if defined(__INTEL_COMPILER)
 #    define Q_CC_INTEL
@@ -924,10 +905,10 @@ redefine to built-in booleans to make autotests work properly */
 #endif
 
 /*
-   Proper for-scoping in VC++6 and MIPSpro CC
+   Proper for-scoping in MIPSpro CC
 */
 #ifndef QT_NO_KEYWORDS
-#  if (defined(Q_CC_MSVC) && !defined(Q_CC_MSVC_NET) && !defined(Q_CC_INTEL)) || defined(Q_CC_MIPS) || (defined(Q_CC_HPACC) && defined(__ia64))
+#  if defined(Q_CC_MIPS) || (defined(Q_CC_HPACC) && defined(__ia64))
 #    define for if(0){}else for
 #  endif
 #endif
@@ -951,7 +932,7 @@ redefine to built-in booleans to make autotests work properly */
 #  define Q_DECL_DEPRECATED Q_DECL_DEPRECATED
 #elif (defined(Q_CC_GNU) && !defined(Q_CC_INTEL) && (__GNUC__ - 0 > 3 || (__GNUC__ - 0 == 3 && __GNUC_MINOR__ - 0 >= 2))) || defined(Q_CC_RVCT)
 #  define Q_DECL_DEPRECATED __attribute__ ((__deprecated__))
-#elif defined(Q_CC_MSVC) && (_MSC_VER >= 1300)
+#elif defined(Q_CC_MSVC)
 #  define Q_DECL_DEPRECATED __declspec(deprecated)
 #  if defined (Q_CC_INTEL)
 #    define Q_DECL_VARIABLE_DEPRECATED
@@ -1053,7 +1034,7 @@ redefine to built-in booleans to make autotests work properly */
 #else
 #    define QT_FASTCALL
 #endif
-#  elif defined(Q_CC_MSVC) && (_MSC_VER > 1300 || defined(Q_CC_INTEL))
+#  elif defined(Q_CC_MSVC)
 #    define QT_FASTCALL __fastcall
 #  else
 #     define QT_FASTCALL
@@ -1721,12 +1702,7 @@ inline T *q_check_ptr(T *p) { Q_CHECK_PTR(p); return p; }
 #if (defined(Q_CC_GNU) && !defined(Q_OS_SOLARIS)) || defined(Q_CC_HPACC) || defined(Q_CC_DIAB)
 #  define Q_FUNC_INFO __PRETTY_FUNCTION__
 #elif defined(_MSC_VER)
-    /* MSVC 2002 doesn't have __FUNCSIG__ nor can it handle QT_STRINGIFY. */
-#  if _MSC_VER <= 1300
-#      define Q_FUNC_INFO __FILE__ "(line number unavailable)"
-#  else
-#      define Q_FUNC_INFO __FUNCSIG__
-#  endif
+#  define Q_FUNC_INFO __FUNCSIG__
 #else
 #   if defined(Q_OS_SOLARIS) || defined(Q_CC_XLC) || defined(Q_OS_SYMBIAN)
 #      define Q_FUNC_INFO __FILE__ "(line number unavailable)"
@@ -2149,10 +2125,6 @@ Q_CORE_EXPORT void *qMemSet(void *dest, int c, size_t n);
 #    pragma warning(disable: 4231) /* nonstandard extension used : 'extern' before template explicit instantiation */
 #    pragma warning(disable: 4710) /* function not inlined */
 #    pragma warning(disable: 4530) /* C++ exception handler used, but unwind semantics are not enabled. Specify -GX */
-#    if _MSC_VER < 1300
-#      pragma warning(disable: 4284) /* return type for 'type1::operator ->' is 'type2 *' */
-                                     /* (ie; not a UDT or reference to a UDT.  Will produce errors if applied using infix notation) */
-#    endif
 #  elif defined(Q_CC_BOR)
 #    pragma option -w-inl
 #    pragma option -w-aus
@@ -2226,13 +2198,9 @@ public:
 #define Q_DECLARE_FLAGS(Flags, Enum)\
 typedef QFlags<Enum> Flags;
 
-#if defined Q_CC_MSVC && _MSC_VER < 1300
-# define Q_DECLARE_INCOMPATIBLE_FLAGS(Flags)
-#else
-# define Q_DECLARE_INCOMPATIBLE_FLAGS(Flags) \
+#define Q_DECLARE_INCOMPATIBLE_FLAGS(Flags) \
 inline QIncompatibleFlag operator|(Flags::enum_type f1, int f2) \
 { return QIncompatibleFlag(int(f1) | f2); }
-#endif
 
 #define Q_DECLARE_OPERATORS_FOR_FLAGS(Flags) \
 inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, Flags::enum_type f2) \
@@ -2289,9 +2257,9 @@ template <typename T>
 inline const QForeachContainer<T> *qForeachContainer(const QForeachContainerBase *base, const T *)
 { return static_cast<const QForeachContainer<T> *>(base); }
 
-#if (defined(Q_CC_MSVC) && !defined(Q_CC_MSVC_NET) && !defined(Q_CC_INTEL)) || defined(Q_CC_MIPS)
+#if defined(Q_CC_MIPS)
 /*
-   Proper for-scoping in VC++6 and MIPSpro CC
+   Proper for-scoping in MIPSpro CC
 */
 #  define Q_FOREACH(variable,container)                                                             \
     if(0){}else                                                                                     \
@@ -2648,12 +2616,6 @@ QT_LICENSED_MODULE(DBus)
 #  define QT_NO_QFUTURE
 #endif
 
-// MSVC 6.0 and MSVC .NET 2002,  can`t handle the map(), etc templates,
-// but the QFuture class compiles.
-#if (defined(Q_CC_MSVC) && _MSC_VER <= 1300)
-#  define QT_NO_CONCURRENT
-#endif
-
 // gcc 3 version has problems with some of the
 // map/filter overloads.
 #if defined(Q_CC_GNU) && (__GNUC__ < 4)
diff --git a/src/corelib/kernel/qobject.h b/src/corelib/kernel/qobject.h
index d26f078..7f0084c 100644
--- a/src/corelib/kernel/qobject.h
+++ b/src/corelib/kernel/qobject.h
@@ -77,18 +77,10 @@ class QObjectUserData;
 
 typedef QList<QObject*> QObjectList;
 
-#if defined Q_CC_MSVC && _MSC_VER < 1300
-template<typename T> inline T qFindChild(const QObject *o, const QString &name = QString(), T = 0);
-template<typename T> inline QList<T> qFindChildren(const QObject *o, const QString &name = QString(), T = 0);
-# ifndef QT_NO_REGEXP
-template<typename T> inline QList<T> qFindChildren(const QObject *o, const QRegExp &re, T = 0);
-# endif
-#else
 template<typename T> inline T qFindChild(const QObject *, const QString & = QString());
 template<typename T> inline QList<T> qFindChildren(const QObject *, const QString & = QString());
-# ifndef QT_NO_REGEXP
+#ifndef QT_NO_REGEXP
 template<typename T> inline QList<T> qFindChildren(const QObject *, const QRegExp &);
-# endif
 #endif
 
 class
@@ -342,95 +334,6 @@ Q_CORE_EXPORT void qt_qFindChildren_helper(const QObject *parent, const QString
                                            const QMetaObject &mo, QList<void *> *list);
 Q_CORE_EXPORT QObject *qt_qFindChild_helper(const QObject *parent, const QString &name, const QMetaObject &mo);
 
-#if defined Q_CC_MSVC && _MSC_VER < 1300
-
-template<typename T>
-inline T qFindChild(const QObject *o, const QString &name, T)
-{ return static_cast<T>(qt_qFindChild_helper(o, name, ((T)0)->staticMetaObject)); }
-
-template<typename T>
-inline QList<T> qFindChildren(const QObject *o, const QString &name, T)
-{
-    QList<T> list;
-    union {
-        QList<T> *typedList;
-        QList<void *> *voidList;
-    } u;
-    u.typedList = &list;
-    qt_qFindChildren_helper(o, name, 0, ((T)0)->staticMetaObject, u.voidList);
-    return list;
-}
-
-template<typename T>
-inline T qFindChild(const QObject *o, const QString &name)
-{ return qFindChild<T>(o, name, T(0)); }
-
-template<typename T>
-inline T qFindChild(const QObject *o)
-{ return qFindChild<T>(o, QString(), T(0)); }
-
-template<typename T>
-inline QList<T> qFindChildren(const QObject *o, const QString &name)
-{ return qFindChildren<T>(o, name, T(0)); }
-
-template<typename T>
-inline QList<T> qFindChildren(const QObject *o)
-{ return qFindChildren<T>(o, QString(), T(0)); }
-
-#ifndef QT_NO_REGEXP
-template<typename T>
-inline QList<T> qFindChildren(const QObject *o, const QRegExp &re, T)
-{
-    QList<T> list;
-    union {
-        QList<T> *typedList;
-        QList<void *> *voidList;
-    } u;
-    u.typedList = &list;
-    qt_qFindChildren_helper(o, 0, &re, ((T)0)->staticMetaObject, u.voidList);
-    return list;
-}
-
-template<typename T>
-inline QList<T> qFindChildren(const QObject *o, const QRegExp &re)
-{ return qFindChildren<T>(o, re, T(0)); }
-
-#endif
-
-#ifdef Q_MOC_RUN
-# define Q_DECLARE_INTERFACE(IFace, IId) Q_DECLARE_INTERFACE(IFace, IId)
-#endif // Q_MOC_RUN
-
-
-template <class T> inline const char * qobject_interface_iid()
-{ return 0; }
-
-template <class T> inline T qobject_cast_helper(QObject *object, T)
-{ return static_cast<T>(((T)0)->staticMetaObject.cast(object)); }
-
-template <class T> inline T qobject_cast_helper(const QObject *object, T)
-{ return static_cast<T>(const_cast<const QObject *>(((T)0)->staticMetaObject.cast(const_cast<QObject *>(object)))); }
-
-template <class T>
-inline T qobject_cast(QObject *object)
-{ return qobject_cast_helper<T>(object, T(0)); }
-
-template <class T>
-inline T qobject_cast(const QObject *object)
-{ return qobject_cast_helper<T>(object, T(0)); }
-
-#ifndef Q_MOC_RUN
-#  define Q_DECLARE_INTERFACE(IFace, IId) \
-    template <> inline const char *qobject_interface_iid<IFace *>() \
-    { return IId; } \
-    template <> inline IFace *qobject_cast_helper<IFace *>(QObject *object, IFace *) \
-    { return (IFace *)(object ? object->qt_metacast(IId) : 0); } \
-    template <> inline IFace *qobject_cast_helper<IFace *>(const QObject *object, IFace *) \
-    { return (IFace *)(object ? const_cast<QObject *>(object)->qt_metacast(IId) : 0); }
-#endif // Q_MOC_RUN
-
-#else
-
 template<typename T>
 inline T qFindChild(const QObject *o, const QString &name)
 { return static_cast<T>(qt_qFindChild_helper(o, name, reinterpret_cast<T>(0)->staticMetaObject)); }
@@ -499,8 +402,6 @@ template <class T> inline const char * qobject_interface_iid()
     { return reinterpret_cast<IFace *>((object ? const_cast<QObject *>(object)->qt_metacast(IId) : 0)); }
 #endif // Q_MOC_RUN
 
-#endif
-
 #ifndef QT_NO_DEBUG_STREAM
 Q_CORE_EXPORT QDebug operator<<(QDebug, const QObject *);
 #endif
diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp
index f5d7c0d..9617e0c 100644
--- a/src/corelib/kernel/qvariant.cpp
+++ b/src/corelib/kernel/qvariant.cpp
@@ -947,11 +947,7 @@ static bool convert(const QVariant::Private *d, QVariant::Type t, void *result,
         case QMetaType::UChar:
         case QMetaType::UShort:
         case QMetaType::ULong:
-#if defined(Q_CC_MSVC) && !defined(Q_CC_MSVC_NET)
-            *f = (double)(qlonglong)qMetaTypeUNumber(d);
-#else
             *f = double(qMetaTypeUNumber(d));
-#endif
             break;
         default:
             *f = 0.0;
@@ -986,11 +982,7 @@ static bool convert(const QVariant::Private *d, QVariant::Type t, void *result,
         case QMetaType::UChar:
         case QMetaType::UShort:
         case QMetaType::ULong:
-#if defined(Q_CC_MSVC) && !defined(Q_CC_MSVC_NET)
-            *f = (float)(qlonglong)qMetaTypeUNumber(d);
-#else
             *f = float(qMetaTypeUNumber(d));
-#endif
             break;
         default:
             *f = 0.0f;
diff --git a/src/corelib/tools/qmap.h b/src/corelib/tools/qmap.h
index e4b73a1..d15df0b 100644
--- a/src/corelib/tools/qmap.h
+++ b/src/corelib/tools/qmap.h
@@ -639,13 +639,13 @@ Q_OUTOFLINE_TEMPLATE void QMap<Key, T>::freeData(QMapData *x)
         while (next != x) {
             cur = next;
             next = cur->forward[0];
-#if defined(_MSC_VER) && (_MSC_VER >= 1300)
+#if defined(_MSC_VER)
 #pragma warning(disable:4189)
 #endif
             Node *concreteNode = concrete(reinterpret_cast<QMapData::Node *>(cur));
             concreteNode->key.~Key();
             concreteNode->value.~T();
-#if defined(_MSC_VER) && (_MSC_VER >= 1300)
+#if defined(_MSC_VER)
 #pragma warning(default:4189)
 #endif
         }
diff --git a/src/corelib/tools/qsharedpointer_impl.h b/src/corelib/tools/qsharedpointer_impl.h
index 083c7c2..dd27f7e 100644
--- a/src/corelib/tools/qsharedpointer_impl.h
+++ b/src/corelib/tools/qsharedpointer_impl.h
@@ -109,7 +109,6 @@ namespace QtSharedPointer {
     template <class T> inline void normalDeleter(T *t) { delete t; }
 
     // this uses partial template specialization
-    // the only compilers that didn't support this were MSVC 6.0 and 2002
     template <class T> struct RemovePointer;
     template <class T> struct RemovePointer<T *> { typedef T Type; };
     template <class T> struct RemovePointer<QSharedPointer<T> > { typedef T Type; };
diff --git a/src/corelib/tools/qstring.cpp b/src/corelib/tools/qstring.cpp
index 3068af7..3371b36 100644
--- a/src/corelib/tools/qstring.cpp
+++ b/src/corelib/tools/qstring.cpp
@@ -336,11 +336,7 @@ inline char qToLower(char ch)
         return ch;
 }
 
-#if defined(Q_CC_MSVC) && _MSC_VER <= 1300
-const QString::Null QString::null;
-#else
 const QString::Null QString::null = { };
-#endif
 
 /*!
   \macro QT_NO_CAST_FROM_ASCII
diff --git a/src/corelib/tools/qstring.h b/src/corelib/tools/qstring.h
index 952c572..7f7e475 100644
--- a/src/corelib/tools/qstring.h
+++ b/src/corelib/tools/qstring.h
@@ -51,14 +51,7 @@
 #endif
 
 #ifndef QT_NO_STL
-#  if defined (Q_CC_MSVC_NET) && _MSC_VER < 1310 // Avoids nasty warning for xlocale, line 450
-#    pragma warning (push)
-#    pragma warning (disable : 4189)
-#    include <string>
-#    pragma warning (pop)
-#  else
-#    include <string>
-#  endif
+#  include <string>
 
 #  ifndef QT_NO_STL_WCHAR
 // workaround for some headers not typedef'ing std::wstring
diff --git a/src/corelib/tools/qvector.h b/src/corelib/tools/qvector.h
index c2e2485..5613c12 100644
--- a/src/corelib/tools/qvector.h
+++ b/src/corelib/tools/qvector.h
@@ -789,11 +789,8 @@ QT_END_INCLUDE_NAMESPACE
 #else
 #define Q_TEMPLATE_EXTERN extern
 #endif
-# pragma warning(push)          /* MSVC 6.0 doesn't care about the disabling in qglobal.h (why?), so do it here */
-# pragma warning(disable: 4231) /* nonstandard extension used : 'extern' before template explicit instantiation */
 Q_TEMPLATE_EXTERN template class Q_CORE_EXPORT QVector<QPointF>;
 Q_TEMPLATE_EXTERN template class Q_CORE_EXPORT QVector<QPoint>;
-# pragma warning(pop)
 #endif
 
 QT_END_NAMESPACE
diff --git a/src/declarative/qml/parser/qdeclarativejsengine_p.h b/src/declarative/qml/parser/qdeclarativejsengine_p.h
index 1389244..d0b744d 100644
--- a/src/declarative/qml/parser/qdeclarativejsengine_p.h
+++ b/src/declarative/qml/parser/qdeclarativejsengine_p.h
@@ -88,12 +88,6 @@ uint qHash(const QDeclarativeJS::NameId &id);
 
 } // end of namespace QDeclarativeJS
 
-#if defined(Q_CC_MSVC) && _MSC_VER <= 1300
-//this ensures that code outside QDeclarativeJS can use the hash function
-//it also a workaround for some compilers
-inline uint qHash(const QDeclarativeJS::NameId &nameId) { return QDeclarativeJS::qHash(nameId); }
-#endif
-
 namespace QDeclarativeJS {
 
 class Lexer;
diff --git a/src/gui/kernel/qwidget.h b/src/gui/kernel/qwidget.h
index 941bd68..980f40f 100644
--- a/src/gui/kernel/qwidget.h
+++ b/src/gui/kernel/qwidget.h
@@ -898,13 +898,6 @@ protected:
 
 Q_DECLARE_OPERATORS_FOR_FLAGS(QWidget::RenderFlags)
 
-#if defined Q_CC_MSVC && _MSC_VER < 1300
-template <> inline QWidget *qobject_cast_helper<QWidget*>(QObject *o, QWidget *)
-{
-    if (!o || !o->isWidgetType()) return 0;
-    return (QWidget*)(o);
-}
-#else
 template <> inline QWidget *qobject_cast<QWidget*>(QObject *o)
 {
     if (!o || !o->isWidgetType()) return 0;
@@ -915,7 +908,6 @@ template <> inline const QWidget *qobject_cast<const QWidget*>(const QObject *o)
     if (!o || !o->isWidgetType()) return 0;
     return static_cast<const QWidget*>(o);
 }
-#endif
 
 inline QWidget *QWidget::childAt(int ax, int ay) const
 { return childAt(QPoint(ax, ay)); }
diff --git a/src/gui/text/qcssparser.cpp b/src/gui/text/qcssparser.cpp
index b3d2526..39c4053 100644
--- a/src/gui/text/qcssparser.cpp
+++ b/src/gui/text/qcssparser.cpp
@@ -1032,15 +1032,7 @@ bool ValueExtractor::extractBackground(QBrush *brush, QString *image, Repeat *re
                     parseShorthandBackgroundProperty(decl.d->values, &brushData, image, repeat, alignment, pal);
                     *brush = brushFromData(brushData, pal);
                     if (brushData.type != BrushData::DependsOnThePalette) {
-#if defined Q_CC_MSVC && _MSC_VER <= 1300
-                        BackgroundData data;
-                        data.brush = brushData;
-                        data.image = *image;
-                        data.repeat = *repeat;
-                        data.alignment = *alignment;
-#else
                         BackgroundData data = { brushData, *image, *repeat, *alignment };
-#endif
                         decl.d->parsed = qVariantFromValue<BackgroundData>(data);
                     }
                 }
diff --git a/src/gui/text/qfontdatabase.cpp b/src/gui/text/qfontdatabase.cpp
index e6c36a4..2b26638 100644
--- a/src/gui/text/qfontdatabase.cpp
+++ b/src/gui/text/qfontdatabase.cpp
@@ -75,10 +75,6 @@
 #  define FM_DEBUG if (false) qDebug
 #endif
 
-#if defined(Q_CC_MSVC) && !defined(Q_CC_MSVC_NET)
-#  define for if(0){}else for
-#endif
-
 QT_BEGIN_NAMESPACE
 
 #define SMOOTH_SCALABLE 0xffff
diff --git a/src/network/kernel/qhostinfo_win.cpp b/src/network/kernel/qhostinfo_win.cpp
index 65257e8..1671ae4 100644
--- a/src/network/kernel/qhostinfo_win.cpp
+++ b/src/network/kernel/qhostinfo_win.cpp
@@ -39,11 +39,6 @@
 **
 ****************************************************************************/
 
-#if defined Q_CC_MSVC && _MSC_VER <=1300
-//VC.net 2002 support for templates doesn't match some PSDK requirements
-#define _WSPIAPI_COUNTOF(_Array) (sizeof(_Array) / sizeof(_Array[0]))
-#endif
-
 #include <winsock2.h>
 
 #include "qhostinfo_p.h"
diff --git a/src/script/api/qscriptengine.cpp b/src/script/api/qscriptengine.cpp
index 4a18c7d..30c197e 100644
--- a/src/script/api/qscriptengine.cpp
+++ b/src/script/api/qscriptengine.cpp
@@ -2986,14 +2986,7 @@ JSC::JSValue QScriptEnginePrivate::create(JSC::ExecState *exec, int type, const
         case QMetaType::LongLong:
             return JSC::jsNumber(exec, qsreal(*reinterpret_cast<const qlonglong*>(ptr)));
         case QMetaType::ULongLong:
-#if defined(Q_OS_WIN) && defined(_MSC_FULL_VER) && _MSC_FULL_VER <= 12008804
-#pragma message("** NOTE: You need the Visual Studio Processor Pack to compile support for 64bit unsigned integers.")
-            return JSC::jsNumber(exec, qsreal((qlonglong)*reinterpret_cast<const qulonglong*>(ptr)));
-#elif defined(Q_CC_MSVC) && !defined(Q_CC_MSVC_NET)
-            return JSC::jsNumber(exec, qsreal((qlonglong)*reinterpret_cast<const qulonglong*>(ptr)));
-#else
             return JSC::jsNumber(exec, qsreal(*reinterpret_cast<const qulonglong*>(ptr)));
-#endif
         case QMetaType::Double:
             return JSC::jsNumber(exec, qsreal(*reinterpret_cast<const double*>(ptr)));
         case QMetaType::QString:
diff --git a/src/script/api/qscriptengine.h b/src/script/api/qscriptengine.h
index 3212ed5..1fe65db 100644
--- a/src/script/api/qscriptengine.h
+++ b/src/script/api/qscriptengine.h
@@ -349,11 +349,7 @@ inline bool qscriptvalue_cast_helper(const QScriptValue &value, int type, void *
 }
 
 template<typename T>
-T qscriptvalue_cast(const QScriptValue &value
-#if !defined qdoc && defined Q_CC_MSVC && _MSC_VER < 1300
-, T * = 0
-#endif
-    )
+T qscriptvalue_cast(const QScriptValue &value)
 {
     T t;
     const int id = qMetaTypeId<T>();
@@ -366,13 +362,11 @@ T qscriptvalue_cast(const QScriptValue &value
     return T();
 }
 
-#if !defined Q_CC_MSVC || _MSC_VER >= 1300
 template <>
 inline QVariant qscriptvalue_cast<QVariant>(const QScriptValue &value)
 {
     return value.toVariant();
 }
-#endif
 
 template <typename T>
 inline T qScriptValueToValue(const QScriptValue &value)
@@ -428,11 +422,7 @@ void qScriptValueToSequence(const QScriptValue &value, Container &cont)
     quint32 len = value.property(QLatin1String("length")).toUInt32();
     for (quint32 i = 0; i < len; ++i) {
         QScriptValue item = value.property(i);
-#if defined Q_CC_MSVC && !defined Q_CC_MSVC_NET
-        cont.push_back(qscriptvalue_cast<Container::value_type>(item));
-#else
         cont.push_back(qscriptvalue_cast<typename Container::value_type>(item));
-#endif
     }
 }
 
diff --git a/src/script/api/qscriptvalue.cpp b/src/script/api/qscriptvalue.cpp
index f6390bb..fbd5d96 100644
--- a/src/script/api/qscriptvalue.cpp
+++ b/src/script/api/qscriptvalue.cpp
@@ -688,10 +688,6 @@ static bool LessThan(QScriptValue lhs, QScriptValue rhs)
             return false;
 
         case Number:
-#if defined Q_CC_MSVC && !defined Q_CC_MSVC_NET
-            if (qIsNaN(lhs.toNumber()) || qIsNaN(rhs.toNumber()))
-                return false;
-#endif
             return lhs.toNumber() < rhs.toNumber();
 
         case Boolean:
@@ -714,13 +710,7 @@ static bool LessThan(QScriptValue lhs, QScriptValue rhs)
     if (lhs.isString() && rhs.isString())
         return lhs.toString() < rhs.toString();
 
-    qsreal n1 = lhs.toNumber();
-    qsreal n2 = rhs.toNumber();
-#if defined Q_CC_MSVC && !defined Q_CC_MSVC_NET
-    if (qIsNaN(n1) || qIsNaN(n2))
-        return false;
-#endif
-    return n1 < n2;
+    return lhs.toNumber() < rhs.toNumber();
 }
 
 static bool Equals(QScriptValue lhs, QScriptValue rhs)
diff --git a/src/sql/drivers/odbc/qsql_odbc.cpp b/src/sql/drivers/odbc/qsql_odbc.cpp
index 9a35ac5..cc73f1b 100644
--- a/src/sql/drivers/odbc/qsql_odbc.cpp
+++ b/src/sql/drivers/odbc/qsql_odbc.cpp
@@ -62,15 +62,6 @@ QT_BEGIN_NAMESPACE
 // undefine this to prevent initial check of the ODBC driver
 #define ODBC_CHECK_DRIVER
 
-// newer platform SDKs use SQLLEN instead of SQLINTEGER
-#if defined(WIN32) && (_MSC_VER < 1300) && !defined(__MINGW64_VERSION_MAJOR)
-# define QSQLLEN SQLINTEGER
-# define QSQLULEN SQLUINTEGER
-#else
-# define QSQLLEN SQLLEN
-# define QSQLULEN SQLULEN
-#endif
-
 static const int COLNAMESIZE = 256;
 //Map Qt parameter types to ODBC types
 static const SQLSMALLINT qParamType[4] = { SQL_PARAM_INPUT, SQL_PARAM_INPUT, SQL_PARAM_OUTPUT, SQL_PARAM_INPUT_OUTPUT };
@@ -360,7 +351,7 @@ static QString qGetStringData(SQLHANDLE hStmt, int column, int colSize, bool uni
 {
     QString fieldVal;
     SQLRETURN r = SQL_ERROR;
-    QSQLLEN lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
 
     // NB! colSize must be a multiple of 2 for unicode enabled DBs
     if (colSize <= 0) {
@@ -462,10 +453,10 @@ static QVariant qGetBinaryData(SQLHANDLE hStmt, int column)
     QByteArray fieldVal;
     SQLSMALLINT colNameLen;
     SQLSMALLINT colType;
-    QSQLULEN colSize;
+    SQLULEN colSize;
     SQLSMALLINT colScale;
     SQLSMALLINT nullable;
-    QSQLLEN lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
     SQLRETURN r = SQL_ERROR;
 
     QVarLengthArray<SQLTCHAR> colName(COLNAMESIZE);
@@ -499,7 +490,7 @@ static QVariant qGetBinaryData(SQLHANDLE hStmt, int column)
             break;
         if (lengthIndicator == SQL_NULL_DATA)
             return QVariant(QVariant::ByteArray);
-        if (lengthIndicator > QSQLLEN(colSize) || lengthIndicator == SQL_NO_TOTAL) {
+        if (lengthIndicator > SQLLEN(colSize) || lengthIndicator == SQL_NO_TOTAL) {
             read += colSize;
             colSize = 65536;
         } else {
@@ -517,7 +508,7 @@ static QVariant qGetBinaryData(SQLHANDLE hStmt, int column)
 static QVariant qGetIntData(SQLHANDLE hStmt, int column, bool isSigned = true)
 {
     SQLINTEGER intbuf = 0;
-    QSQLLEN lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
     SQLRETURN r = SQLGetData(hStmt,
                               column+1,
                               isSigned ? SQL_C_SLONG : SQL_C_ULONG,
@@ -537,7 +528,7 @@ static QVariant qGetIntData(SQLHANDLE hStmt, int column, bool isSigned = true)
 static QVariant qGetDoubleData(SQLHANDLE hStmt, int column)
 {
     SQLDOUBLE dblbuf;
-    QSQLLEN lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
     SQLRETURN r = SQLGetData(hStmt,
                               column+1,
                               SQL_C_DOUBLE,
@@ -557,7 +548,7 @@ static QVariant qGetDoubleData(SQLHANDLE hStmt, int column)
 static QVariant qGetBigIntData(SQLHANDLE hStmt, int column, bool isSigned = true)
 {
     SQLBIGINT lngbuf = 0;
-    QSQLLEN lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
     SQLRETURN r = SQLGetData(hStmt,
                               column+1,
                               isSigned ? SQL_C_SBIGINT : SQL_C_UBIGINT,
@@ -601,7 +592,7 @@ static QSqlField qMakeFieldInfo(const QODBCPrivate* p, int i )
 {
     SQLSMALLINT colNameLen;
     SQLSMALLINT colType;
-    QSQLULEN colSize;
+    SQLULEN colSize;
     SQLSMALLINT colScale;
     SQLSMALLINT nullable;
     SQLRETURN r = SQL_ERROR;
@@ -621,7 +612,7 @@ static QSqlField qMakeFieldInfo(const QODBCPrivate* p, int i )
         return QSqlField();
     }
 
-    QSQLLEN unsignedFlag = SQL_FALSE;
+    SQLLEN unsignedFlag = SQL_FALSE;
     r = SQLColAttribute (p->hStmt,
                          i + 1,
                          SQL_DESC_UNSIGNED,
@@ -1146,7 +1137,7 @@ QVariant QODBCResult::data(int field)
         return d->fieldCache.at(field);
 
     SQLRETURN r(0);
-    QSQLLEN lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
 
     for (int i = d->fieldCacheIdx; i <= field; ++i) {
         // some servers do not support fetching column n after we already
@@ -1256,7 +1247,7 @@ int QODBCResult::size()
 
 int QODBCResult::numRowsAffected()
 {
-    QSQLLEN affectedRowCount = 0;
+    SQLLEN affectedRowCount = 0;
     SQLRETURN r = SQLRowCount(d->hStmt, &affectedRowCount);
     if (r == SQL_SUCCESS)
         return affectedRowCount;
@@ -1343,8 +1334,8 @@ bool QODBCResult::exec()
         SQLCloseCursor(d->hStmt);
 
     QList<QByteArray> tmpStorage; // holds temporary buffers
-    QVarLengthArray<QSQLLEN, 32> indicators(boundValues().count());
-    memset(indicators.data(), 0, indicators.size() * sizeof(QSQLLEN));
+    QVarLengthArray<SQLLEN, 32> indicators(boundValues().count());
+    memset(indicators.data(), 0, indicators.size() * sizeof(SQLLEN));
 
     // bind parameters - only positional binding allowed
     QVector<QVariant>& values = boundValues();
@@ -1354,7 +1345,7 @@ bool QODBCResult::exec()
         if (bindValueType(i) & QSql::Out)
             values[i].detach();
         const QVariant &val = values.at(i);
-        QSQLLEN *ind = &indicators[i];
+        SQLLEN *ind = &indicators[i];
         if (val.isNull())
             *ind = SQL_NULL_DATA;
         switch (val.type()) {
diff --git a/src/testlib/qtest_global.h b/src/testlib/qtest_global.h
index a78113a..4dd0cb7 100644
--- a/src/testlib/qtest_global.h
+++ b/src/testlib/qtest_global.h
@@ -62,7 +62,7 @@ QT_MODULE(Test)
 # endif
 #endif
 
-#if (defined (Q_CC_MSVC) && _MSC_VER < 1310) || defined (Q_CC_SUN) || defined (Q_CC_XLC) || (defined (Q_CC_GNU) && (__GNUC__ - 0 < 3)) || defined (Q_CC_NOKIAX86)
+#if defined (Q_CC_SUN) || defined (Q_CC_XLC) || (defined (Q_CC_GNU) && (__GNUC__ - 0 < 3)) || defined (Q_CC_NOKIAX86)
 # define QTEST_NO_SPECIALIZATIONS
 #endif