/* Based on objc/execute/va_method.m, by Nicola Pero */
/* { dg-do run } */

#include <objc/Object.h>
#include <stdarg.h>
#include <stdlib.h>

/* Test methods with "C-style" trailing arguments, with or without ellipsis. */

@interface MathClass: Object
/* sum positive numbers; -1 ends the list */
+ (int) sum: (int)firstNumber, int secondNumber, ...;
+ (int) prod: (int) firstNumber, int secondNumber, int thirdNumber;
+ (int) minimum: (int) firstNumber, ...;
@end

@implementation MathClass
+ (int) sum: (int)firstNumber, int secondNumber, ...
{
va_list ap;
int sum = 0, number = 0;

va_start (ap, secondNumber);
number = firstNumber + secondNumber;

while (number >= 0)
{
sum += number;
number = va_arg (ap, int);
}

va_end (ap);

return sum;
}
+ (int) prod: (int) firstNumber, int secondNumber, int thirdNumber {
return firstNumber * secondNumber * thirdNumber;
}
+ (int) minimum: (int)firstNumber, ...
{
va_list ap;
int minimum = 999, number = 0;

va_start (ap, firstNumber);
number = firstNumber;

while (number >= 0)
{
minimum = (minimum < number ? minimum: number);
number = va_arg (ap, int);
}

va_end (ap);

return minimum;
}
@end

int main (void)
{
if ([MathClass sum: 1, 2, 3, 4, 5, -1] != 15)
abort ();
if ([MathClass prod: 4, 5, 6] != 120)
abort ();
if ([MathClass minimum: 17, 9, 133, 84, 35, -1] != 9)
abort ();

return 0;
}