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NaN must not be passed to date getter functions. (#1620)

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Fixes #1547

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2017-02-27 11:19:29 +01:00
committed by GitHub
parent df4064c18e
commit 3de72af712
2 changed files with 20 additions and 2 deletions
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jerry-core/ecma/builtin-objects/ecma-builtin-helpers-date.c
+5 -2
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@@ -511,7 +511,8 @@ ecma_date_make_day (ecma_number_t year, /**< year value */
* To find this time it starts from the beginning of the year (ym)
* then find the first day of the month.
*/
if (ecma_date_year_from_time (time) == ym)
if (!ecma_number_is_nan (time)
&& ecma_date_year_from_time (time) == ym)
{
/* Get the month */
time += 31 * mn * ECMA_DATE_MS_PER_DAY;
@@ -519,7 +520,9 @@ ecma_date_make_day (ecma_number_t year, /**< year value */
/* Get the month's first day */
time += ((ecma_number_t) 1.0 - ecma_date_date_from_time (time)) * ECMA_DATE_MS_PER_DAY;
if (ecma_date_month_from_time (time) == mn && ecma_date_date_from_time (time) == 1)
if (!ecma_number_is_nan (time)
&& ecma_date_month_from_time (time) == mn
&& ecma_date_date_from_time (time) == 1)
{
/* 8. */
return ecma_date_day (time) + dt - ((ecma_number_t) 1.0);