3 files changed, 7 insertions, 7 deletions
diff --git a/src/corelib/tools/qdatetime.cpp b/src/corelib/tools/qdatetime.cpp
index f9e970d861..0e3da78280 100644
--- a/src/corelib/tools/qdatetime.cpp
+++ b/src/corelib/tools/qdatetime.cpp
@@ -2756,9 +2756,9 @@ void QDateTimePrivate::addMSecs(QDate &utcDate, QTime &utcTime, qint64 msecs)
     \sa addMSecs(), secsTo(), addDays(), addMonths(), addYears()
 */
 
-QDateTime QDateTime::addSecs(int s) const
+QDateTime QDateTime::addSecs(qint64 s) const
 {
-    return d->addMSecs(*this, qint64(s) * 1000);
+    return d->addMSecs(*this, s * 1000);
 }
 
 /*!
@@ -2811,7 +2811,7 @@ qint64 QDateTime::daysTo(const QDateTime &other) const
     \sa addSecs(), daysTo(), QTime::secsTo()
 */
 
-int QDateTime::secsTo(const QDateTime &other) const
+qint64 QDateTime::secsTo(const QDateTime &other) const
 {
     if (!isValid() || !other.isValid())
         return 0;
diff --git a/src/corelib/tools/qdatetime.h b/src/corelib/tools/qdatetime.h
index 35c598fef7..ed7d8adb5f 100644
--- a/src/corelib/tools/qdatetime.h
+++ b/src/corelib/tools/qdatetime.h
@@ -232,13 +232,13 @@ public:
     QDateTime addDays(qint64 days) const;
     QDateTime addMonths(int months) const;
     QDateTime addYears(int years) const;
-    QDateTime addSecs(int secs) const;
+    QDateTime addSecs(qint64 secs) const;
     QDateTime addMSecs(qint64 msecs) const;
     QDateTime toTimeSpec(Qt::TimeSpec spec) const;
     inline QDateTime toLocalTime() const { return toTimeSpec(Qt::LocalTime); }
     inline QDateTime toUTC() const { return toTimeSpec(Qt::UTC); }
     qint64 daysTo(const QDateTime &) const;
-    int secsTo(const QDateTime &) const;
+    qint64 secsTo(const QDateTime &) const;
     qint64 msecsTo(const QDateTime &) const;
 
     bool operator==(const QDateTime &other) const;
diff --git a/tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp b/tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp
index b6c9c1589b..ac544ca904 100644
--- a/tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp
+++ b/tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp
@@ -916,8 +916,8 @@ void tst_QDateTime::secsTo()
 #ifdef Q_OS_IRIX
     QEXPECT_FAIL("cet4", "IRIX databases say 1970 had DST", Abort);
 #endif
-    QCOMPARE(dt.secsTo(result), nsecs);
-    QCOMPARE(result.secsTo(dt), -nsecs);
+    QCOMPARE(dt.secsTo(result), (qint64)nsecs);
+    QCOMPARE(result.secsTo(dt), (qint64)-nsecs);
     QVERIFY((dt == result) == (0 == nsecs));
     QVERIFY((dt != result) == (0 != nsecs));
     QVERIFY((dt < result) == (0 < nsecs));