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/* This used to segfault on SPARC 64-bit at runtime because
   the stack pointer was clobbered by the function call.   */
 
/* { dg-do run } */
 
#include <stdarg.h>
 
union U
{
  long l1[2];
};
 
union U u;
 
void foo (int z, ...)
{
  int i;
  va_list ap;
  va_start(ap,z);
  i = va_arg(ap, int);
  va_end(ap);
}
 
int main(void)
{
  foo (1, 1, 1, 1, 1, u);
  return 0;
}