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-rw-r--r--indra/newview/lldateutil.cpp7
1 files changed, 5 insertions, 2 deletions
diff --git a/indra/newview/lldateutil.cpp b/indra/newview/lldateutil.cpp
index 10b7935caf..abb2fdeb9a 100644
--- a/indra/newview/lldateutil.cpp
+++ b/indra/newview/lldateutil.cpp
@@ -44,15 +44,18 @@ static S32 DAYS_PER_MONTH_LEAP[] =
static S32 days_from_month(S32 year, S32 month)
{
+ llassert_always(1 <= month);
+ llassert_always(month <= 12);
+
if (year % 4 == 0
&& year % 100 != 0)
{
// leap year
- return DAYS_PER_MONTH_LEAP[month];
+ return DAYS_PER_MONTH_LEAP[month - 1];
}
else
{
- return DAYS_PER_MONTH_NOLEAP[month];
+ return DAYS_PER_MONTH_NOLEAP[month - 1];
}
}