From 262ce9e47036a60d5bd466e3f5cdc4006c7974e2 Mon Sep 17 00:00:00 2001
From: Thierry Bastian <thierry.bastian@nokia.com>
Date: Thu, 26 Mar 2009 10:31:42 +0100
Subject: small simplification in internals of QVariant

constDataHelper dones't need to know about the type if the variant
---
 src/corelib/kernel/qvariant.cpp | 29 ++++-------------------------
 1 file changed, 4 insertions(+), 25 deletions(-)

diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp
index fa55100..76e5a00 100644
--- a/src/corelib/kernel/qvariant.cpp
+++ b/src/corelib/kernel/qvariant.cpp
@@ -71,27 +71,6 @@ QT_BEGIN_NAMESPACE
 #  define FLT_DIG 6
 #endif
 
-
-static const void *constDataHelper(const QVariant::Private &d)
-{
-    switch (d.type) {
-    case QVariant::Int:
-        return &d.data.i;
-    case QVariant::UInt:
-        return &d.data.u;
-    case QVariant::Bool:
-        return &d.data.b;
-    case QVariant::LongLong:
-        return &d.data.ll;
-    case QVariant::ULongLong:
-        return &d.data.ull;
-    case QVariant::Double:
-        return &d.data.d;
-    default:
-        return d.is_shared ? d.data.shared->ptr : reinterpret_cast<const void *>(&d.data.ptr);
-    }
-}
-
 static void construct(QVariant::Private *x, const void *copy)
 {
     x->is_shared = false;
@@ -1907,7 +1886,7 @@ void QVariant::load(QDataStream &s)
     }
 
     // const cast is safe since we operate on a newly constructed variant
-    if (!QMetaType::load(s, d.type, const_cast<void *>(constDataHelper(d)))) {
+    if (!QMetaType::load(s, d.type, const_cast<void *>(constData()))) {
         s.setStatus(QDataStream::ReadCorruptData);
         qWarning("QVariant::load: unable to load type %d.", d.type);
     }
@@ -1947,7 +1926,7 @@ void QVariant::save(QDataStream &s) const
         return;
     }
 
-    if (!QMetaType::save(s, d.type, constDataHelper(d))) {
+    if (!QMetaType::save(s, d.type, constData())) {
         Q_ASSERT_X(false, "QVariant::save", "Invalid type to save");
         qWarning("QVariant::save: unable to save type %d.", d.type);
     }
@@ -2726,7 +2705,7 @@ bool QVariant::cmp(const QVariant &v) const
 
 const void *QVariant::constData() const
 {
-    return constDataHelper(d);
+    return d.is_shared ? d.data.shared->ptr : reinterpret_cast<const void *>(&d.data.ptr);
 }
 
 /*!
@@ -2739,7 +2718,7 @@ const void *QVariant::constData() const
 void* QVariant::data()
 {
     detach();
-    return const_cast<void *>(constDataHelper(d));
+    return const_cast<void *>(constData());
 }
 
 
-- 
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