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-rw-r--r--tools/source/datetime/tdate.cxx12
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/source/datetime/tdate.cxx b/tools/source/datetime/tdate.cxx
index 719219a58afe..720692b7973a 100644
--- a/tools/source/datetime/tdate.cxx
+++ b/tools/source/datetime/tdate.cxx
@@ -33,7 +33,7 @@ struct tm *localtime_r(const time_t *timep, struct tm *buffer);
#endif
static const sal_uInt16 aDaysInMonth[12] = { 31, 28, 31, 30, 31, 30,
- 31, 31, 30, 31, 30, 31 };
+ 31, 31, 30, 31, 30, 31 };
#define MAX_DAYS 3636532
@@ -195,7 +195,7 @@ sal_uInt16 Date::GetDayOfYear() const
}
sal_uInt16 Date::GetWeekOfYear( DayOfWeek eStartDay,
- sal_Int16 nMinimumNumberOfDaysInWeek ) const
+ sal_Int16 nMinimumNumberOfDaysInWeek ) const
{
short nWeek;
short n1WDay = (short)Date( 1, 1, GetYear() ).GetDayOfWeek();
@@ -407,6 +407,10 @@ Date& Date::operator +=( long nDays )
sal_uInt16 nDay;
sal_uInt16 nMonth;
sal_uInt16 nYear;
+
+ if (nDays == 0)
+ return *this;
+
long nTempDays = DateToDays( GetDay(), GetMonth(), GetYear() );
nTempDays += nDays;
@@ -428,6 +432,10 @@ Date& Date::operator -=( long nDays )
sal_uInt16 nDay;
sal_uInt16 nMonth;
sal_uInt16 nYear;
+
+ if (nDays == 0)
+ return *this;
+
long nTempDays = DateToDays( GetDay(), GetMonth(), GetYear() );
nTempDays -= nDays;