Fix a date-time with invalid QTime to use a valid one

Using QTime(), which is null and invalid, as the time field of a
QDateTime is supported, but is ill-advised. Use the start of the day
instead.

Change-Id: If30db046218926f7634bbcfcf35cd000d7f6535f
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/widgets/widgets/qdatetimeedit.cpp b/src/widgets/widgets/qdatetimeedit.cpp
index 897e0dce06..8691e98144 100644
--- a/src/widgets/widgets/qdatetimeedit.cpp
+++ b/src/widgets/widgets/qdatetimeedit.cpp
@@ -957,7 +957,7 @@ void QDateTimeEdit::setDisplayFormat(const QString &format)
             }
         } else if (dateShown && !timeShown) {
             setTimeRange(QDATETIMEEDIT_TIME_MIN, QDATETIMEEDIT_TIME_MAX);
-            d->value = QDateTime(d->value.toDate(), QTime(), d->spec);
+            d->value = d->value.toDate().startOfDay(d->spec);
         }
         d->updateEdit();
         d->_q_editorCursorPositionChanged(-1, 0);