llvm-project/compiler-rt/test/BlocksRuntime/varargs.c

40 lines
870 B
C

//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
// -*- mode:C; c-basic-offset:4; tab-width:4; intent-tabs-mode:nil; -*-
// CONFIG
#import <stdio.h>
#import <stdlib.h>
#import <string.h>
#import <stdarg.h>
int main (int argc, const char * argv[]) {
int (^sumn)(int n, ...) = ^(int n, ...){
int result = 0;
va_list numbers;
int i;
va_start(numbers, n);
for (i = 0 ; i < n ; i++) {
result += va_arg(numbers, int);
}
va_end(numbers);
return result;
};
int six = sumn(3, 1, 2, 3);
if ( six != 6 ) {
printf("%s: Expected 6 but got %d\n", argv[0], six);
exit(1);
}
printf("%s: success\n", argv[0]);
return 0;
}