Remove references to QT_NO_STL from QtConcurrent

Same as with QtCore, remove the #ifdef and #ifndef and select the side
with STL.

Change-Id: If1440080328c7c51afe35f5944a19dafc4761ee5
Reviewed-by: Stephen Kelly <stephen.kelly@kdab.com>
Reviewed-by: Morten Johan Sørvig <morten.sorvig@nokia.com>

src/concurrent/qtconcurrentiteratekernel.h

@@ -50,9 +50,7 @@
 #include <QtConcurrent/qtconcurrentmedian.h>
 #include <QtConcurrent/qtconcurrentthreadengine.h>
 
-#ifndef QT_NO_STL
-#  include <iterator>
-#endif
+#include <iterator>
 
 QT_BEGIN_HEADER
 QT_BEGIN_NAMESPACE
@@ -62,15 +60,7 @@ QT_BEGIN_NAMESPACE
 
 namespace QtConcurrent {
 
-#ifndef QT_NO_STL
     using std::advance;
-#else
-    template <typename It, typename T>
-    void advance(It &it, T value)
-    {
-        it+=value;
-    }
-#endif
 
 /*
     The BlockSizeManager class manages how many iterations a thread should
@@ -149,7 +139,6 @@ public:
     inline void * getPointer() { return 0; }
 };
 
-#ifndef QT_NO_STL
 inline bool selectIteration(std::bidirectional_iterator_tag)
 {
     return false; // while
@@ -164,14 +153,6 @@ inline bool selectIteration(std::random_access_iterator_tag)
 {
     return true; // for
 }
-#else
-// no stl support, always use while iteration
-template <typename T>
-inline bool selectIteration(T)
-{
-    return false; // while
-}
-#endif
 
 template <typename Iterator, typename T>
 class IterateKernel : public ThreadEngine<T>
@@ -180,20 +161,10 @@ public:
     typedef T ResultType;
 
     IterateKernel(Iterator _begin, Iterator _end)
-#if defined (QT_NO_STL)
-        : begin(_begin), end(_end), current(_begin), currentIndex(0),
-           forIteration(false), progressReportingEnabled(true)
-#else
         : begin(_begin), end(_end), current(_begin), currentIndex(0),
            forIteration(selectIteration(typename std::iterator_traits<Iterator>::iterator_category())), progressReportingEnabled(true)
-#endif
     {
-#if defined (QT_NO_STL)
-       iterationCount = 0;
-#else
         iterationCount =  forIteration ? std::distance(_begin, _end) : 0;
-
-#endif
     }
 
     virtual ~IterateKernel() { }

tests/auto/concurrent/qtconcurrentfilter/tst_qtconcurrentfilter.cpp

@@ -57,9 +57,7 @@ private slots:
     void resultAt();
     void incrementalResults();
     void noDetach();
-#ifndef QT_NO_STL
     void stlContainers();
-#endif
 };
 
 void tst_QtConcurrentFilter::filter()
@@ -1496,7 +1494,6 @@ void tst_QtConcurrentFilter::noDetach()
     }
 }
 
-#ifndef QT_NO_STL
 void tst_QtConcurrentFilter::stlContainers()
 {
     std::vector<int> vector;
@@ -1523,7 +1520,6 @@ void tst_QtConcurrentFilter::stlContainers()
     QCOMPARE(list2.size(), (std::list<int>::size_type)(1));
     QCOMPARE(*list2.begin(), 1);
 }
-#endif
 
 QTEST_MAIN(tst_QtConcurrentFilter)
 #include "tst_qtconcurrentfilter.moc"

tests/auto/concurrent/qtconcurrentiteratekernel/tst_qtconcurrentiteratekernel.cpp

@@ -65,7 +65,6 @@ struct TestIterator
 };
 
 #include <qiterator.h>
-#ifndef QT_NO_STL
 namespace std {
 template <>
 struct iterator_traits<TestIterator>
@@ -79,7 +78,6 @@ int distance(TestIterator &a, TestIterator &b)
 }
 
 }
-#endif
 
 #include <qtconcurrentiteratekernel.h>
 #include <QtTest/QtTest>
@@ -96,10 +94,8 @@ private slots:
     void stresstest();
     void noIterations();
     void throttling();
-#ifndef QT_NO_STL
     void blockSize();
     void multipleResults();
-#endif
 };
 
 QAtomicInt iterations;
@@ -268,8 +264,6 @@ public:
     }
 };
 
-// Missing stl iterators prevent correct block size calculation.
-#ifndef QT_NO_STL
 void tst_QtConcurrentIterateKernel::blockSize()
 {
     const int expectedMinimumBlockSize = 1024 / QThread::idealThreadCount();
@@ -278,7 +272,6 @@ void tst_QtConcurrentIterateKernel::blockSize()
         qDebug() << "block size" << peakBlockSize;
     QVERIFY(peakBlockSize >= expectedMinimumBlockSize);
 }
-#endif
 
 class MultipleResultsFor : public IterateKernel<TestIterator, int>
 {
@@ -292,8 +285,6 @@ public:
     }
 };
 
-// Missing stl iterators prevent correct summation.
-#ifndef QT_NO_STL
 void tst_QtConcurrentIterateKernel::multipleResults()
 {
     QFuture<int> f = startThreadEngine(new MultipleResultsFor(0, 10)).startAsynchronously();
@@ -303,7 +294,6 @@ void tst_QtConcurrentIterateKernel::multipleResults()
     QCOMPARE(f.resultAt(9), 9);
     f.waitForFinished();
 }
-#endif
 
 QTEST_MAIN(tst_QtConcurrentIterateKernel)
 

tests/auto/concurrent/qtconcurrentmap/tst_qtconcurrentmap.cpp

@@ -72,9 +72,7 @@ private slots:
 #endif
     void incrementalResults();
     void noDetach();
-#ifndef QT_NO_STL
     void stlContainers();
-#endif
     void qFutureAssignmentLeak();
     void stressTest();
 public slots:
@@ -2301,7 +2299,6 @@ void tst_QtConcurrentMap::noDetach()
 
 }
 
-#ifndef QT_NO_STL
 void tst_QtConcurrentMap::stlContainers()
 {
     std::vector<int> vector;
@@ -2322,7 +2319,6 @@ void tst_QtConcurrentMap::stlContainers()
     
     QtConcurrent::blockingMap(list, multiplyBy2Immutable);
 }
-#endif
 
 InstanceCounter ic_fn(const InstanceCounter & ic)
 {