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/* Test -Wunused-value.  Bug 30729.  */

/* { dg-do compile } */

/* { dg-options "-Wunused-value" } */

/* Make sure va_arg does not cause a value computed is not used warning

   because it has side effects.   */

#include <stdarg.h>

int f(int t, ...)

{

  va_list a;

  va_start (a, t);

  va_arg(a, int);/* { dg-bogus "value computed is not used" } */

  int t1 = va_arg(a, int);

  va_end(a);

  return t1;

}