Remove duplicate code in NSCalendar

Author: otaviolima

Foundation/NSCalendar.swift

@@ -643,21 +643,6 @@ open class NSCalendar : NSObject, NSCopying, NSSecureCoding {
         } else {
             dayValuePointer?.pointee = NSDateComponentUndefined
         }
-        if let value = comps.year {
-            yearValuePointer?.pointee = value
-        } else {
-            yearValuePointer?.pointee = NSDateComponentUndefined
-        }
-        if let value = comps.month {
-            monthValuePointer?.pointee = value
-        } else {
-            monthValuePointer?.pointee = NSDateComponentUndefined
-        }
-        if let value = comps.day {
-            dayValuePointer?.pointee = value
-        } else {
-            dayValuePointer?.pointee = NSDateComponentUndefined
-        }
     }
 
     /*
@@ -686,21 +671,6 @@ open class NSCalendar : NSObject, NSCopying, NSSecureCoding {
         } else {
             weekdayValuePointer?.pointee = NSDateComponentUndefined
         }
-        if let value = comps.yearForWeekOfYear {
-            yearValuePointer?.pointee = value
-        } else {
-            yearValuePointer?.pointee = NSDateComponentUndefined
-        }
-        if let value = comps.weekOfYear {
-            weekValuePointer?.pointee = value
-        } else {
-            weekValuePointer?.pointee = NSDateComponentUndefined
-        }
-        if let value = comps.weekday {
-            weekdayValuePointer?.pointee = value
-        } else {
-            weekdayValuePointer?.pointee = NSDateComponentUndefined
-        }
     }
 
     /*
@@ -729,21 +699,6 @@ open class NSCalendar : NSObject, NSCopying, NSSecureCoding {
         } else {
             nanosecondValuePointer?.pointee = NSDateComponentUndefined
         }
-        if let value = comps.minute {
-            minuteValuePointer?.pointee = value
-        } else {
-            minuteValuePointer?.pointee = NSDateComponentUndefined
-        }
-        if let value = comps.second {
-            secondValuePointer?.pointee = value
-        } else {
-            secondValuePointer?.pointee = NSDateComponentUndefined
-        }
-        if let value = comps.nanosecond {
-            nanosecondValuePointer?.pointee = value
-        } else {
-            nanosecondValuePointer?.pointee = NSDateComponentUndefined
-        }
     }
 
     /*