changes from feedback

Author: devnexen

ext/calendar/dow.c

@@ -33,14 +33,7 @@
 int DayOfWeek(
 				 zend_long sdn)
 {
-	int dow;
-
-	dow = (int)(sdn % 7 + 1);
-	if (dow >= 0) {
-		return (dow % 7);
-	} else {
-		return (dow + 7) % 7;
-	}
+	return ((int)sdn % 7 + 8) % 7;
 }
 
 const char * const DayNameShort[7] =

ext/calendar/tests/bug53574_2.phpt

@@ -25,11 +25,11 @@ array(9) {
   ["year"]=>
   int(0)
   ["dow"]=>
-  int(3)
+  int(1)
   ["abbrevdayname"]=>
-  string(3) "Wed"
+  string(3) "Mon"
   ["dayname"]=>
-  string(9) "Wednesday"
+  string(6) "Monday"
   ["abbrevmonth"]=>
   string(0) ""
   ["monthname"]=>