Merge 5.10 into 5.10.0

Change-Id: Ibfbaa8ef89cf45b87a2c65f1da4a708e5464f259

3 files changed, 3 insertions, 28 deletions

diff --git a/src/corelib/tools/qhash.cpp b/src/corelib/tools/qhash.cpp
index ded9ad354e..501f0d345f 100644
--- a/src/corelib/tools/qhash.cpp
+++ b/src/corelib/tools/qhash.cpp
@@ -339,6 +339,7 @@ static void qt_initialize_qhash_seed()
  */
 int qGlobalQHashSeed()
 {
+    qt_initialize_qhash_seed();
     return qt_qhash_seed.load();
 }
 
diff --git a/src/corelib/tools/qsimd.cpp b/src/corelib/tools/qsimd.cpp
index 4c6f08c774..25340f2d02 100644
--- a/src/corelib/tools/qsimd.cpp
+++ b/src/corelib/tools/qsimd.cpp
@@ -652,32 +652,6 @@ Q_CORE_EXPORT QBasicAtomicInteger<unsigned> qt_cpu_features[2] = { Q_BASIC_ATOMI
 
 void qDetectCpuFeatures()
 {
-#if defined(Q_CC_GNU) && !defined(Q_CC_CLANG) && !defined(Q_CC_INTEL)
-# if Q_CC_GNU < 403
-    // GCC 4.2 (at least the one that comes with Apple's XCode, on Mac) is
-    // known to be broken beyond repair in dealing with the inline assembly
-    // above. It will generate bad code that could corrupt important registers
-    // like the PIC register. The behaviour of code after this function would
-    // be totally unpredictable.
-    //
-    // For that reason, simply forego the CPUID check at all and return the set
-    // of features that we found at compile time, through the #defines from the
-    // compiler. This should at least allow code to execute, even if none of
-    // the specialized code found in Qt GUI and elsewhere will ever be enabled
-    // (it's the user's fault for using a broken compiler).
-    //
-    // This also disables the runtime checking that the processor actually
-    // contains all the features that the code required. Qt 4 ran for years
-    // like that, so it shouldn't be a problem.
-
-    qt_cpu_features[0].store(minFeature | quint32(QSimdInitialized));
-#ifndef Q_ATOMIC_INT64_IS_SUPPORTED
-    qt_cpu_features[1].store(minFeature >> 32);
-#endif
-
-    return;
-# endif
-#endif
     quint64 f = detectProcessorFeatures();
     QByteArray disable = qgetenv("QT_NO_CPU_FEATURE");
     if (!disable.isEmpty()) {
diff --git a/src/corelib/tools/qversionnumber.cpp b/src/corelib/tools/qversionnumber.cpp
index 0f237bce87..b96e48252e 100644
--- a/src/corelib/tools/qversionnumber.cpp
+++ b/src/corelib/tools/qversionnumber.cpp
@@ -388,7 +388,7 @@ QVersionNumber QVersionNumber::commonPrefix(const QVersionNumber &v1,
 /*!
     \fn QString QVersionNumber::toString() const
 
-    Returns a string with all of the segments delimited by a '.'.
+    Returns a string with all of the segments delimited by a period (\c{.}).
 
     \sa majorVersion(), minorVersion(), microVersion(), segments()
 */
@@ -409,7 +409,7 @@ QString QVersionNumber::toString() const
 #if QT_STRINGVIEW_LEVEL < 2
 /*!
     Constructs a QVersionNumber from a specially formatted \a string of
-    non-negative decimal numbers delimited by '.'.
+    non-negative decimal numbers delimited by a period (\c{.}).
 
     Once the numerical segments have been parsed, the remainder of the string
     is considered to be the suffix string.  The start index of that string will be