From f94eea0176e7ecd2c9c6a748259e08a4361d9478 Mon Sep 17 00:00:00 2001
From: Rolland Dudemaine <rolland@ghs.com>
Date: Tue, 15 Nov 2011 17:28:11 +0100
Subject: Resolve atomic operations issues on INTEGRITY.

Now passes atomicpointer autotest successfully.

Merge-request: 1438
Reviewed-by: Harald Fernengel <harald.fernengel@nokia.com>
---
 src/corelib/arch/qatomic_integrity.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/corelib/arch/qatomic_integrity.h b/src/corelib/arch/qatomic_integrity.h
index f957297..c72a48d 100644
--- a/src/corelib/arch/qatomic_integrity.h
+++ b/src/corelib/arch/qatomic_integrity.h
@@ -203,7 +203,7 @@ inline int QBasicAtomicInt::fetchAndAddRelease(int valueToAdd)
 template <typename T>
 Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetOrdered(T *expectedValue, T *newValue)
 {
-    return TestAndSet((Address*)&_q_value, qt_addr(expectedValue), qt_addr(newValue)) == Success;
+    return TestAndSet(reinterpret_cast<Address *>(const_cast<T **>(&_q_value)), qt_addr(expectedValue), qt_addr(newValue)) == Success;
 }
 
 template <typename T>
@@ -231,7 +231,7 @@ Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreOrdered(T *newValue)
 {
     Address old_val;
     do {
-        old_val = *reinterpret_cast<Address *>(const_cast<T *>(newValue));
+        old_val = *reinterpret_cast<Address *>(const_cast<T *>(_q_value));
     } while (TestAndSet(reinterpret_cast<Address *>(const_cast<T **>(&_q_value)), old_val, qt_addr(newValue)) != Success);
     return reinterpret_cast<T *>(old_val);
 }
@@ -259,7 +259,8 @@ Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelease(T *newValue)
 template <typename T>
 Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddOrdered(qptrdiff valueToAdd)
 {
-    AtomicModify(qt_p2addr(&_q_value), qt_addr(_q_value), qt_addr(_q_value) + valueToAdd * sizeof(T));
+    Address old_value;
+    AtomicModify(reinterpret_cast<volatile Address*>(&_q_value), &old_value, 0, valueToAdd * sizeof(T));
     return _q_value;
 }
 
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