Check out-of-range long + added test

Author: marc-mabe

ext/date/php_date.c

@@ -2517,14 +2517,14 @@ PHPAPI bool php_date_initialize_from_ts_double(php_date_obj *dateobj, double ts)
 	zend_long sec;
 	int usec;
 
-	if (!isfinite(ts)) {
+	if (UNEXPECTED(isnan(ts) || !ZEND_DOUBLE_FITS_LONG(ts))) {
 		return 0;
 	}
 
 	sec = (zend_long)ts;
 	usec = (int)(fmod(ts, 1) * 1000000);
 
-	if (usec < 0) {
+	if (UNEXPECTED(usec < 0)) {
 		sec = sec - 1;
 		usec = 1000000 + usec;
 	}