blob: de4bef3d40e9004972922e7b625aa5557ea790bf [file] [log] [blame]
/* PR tree-optimization/36038 */
long long list[10];
long long expect[10] = { 0, 1, 2, 3, 4, 4, 5, 6, 7, 9 };
long long *stack_base;
int indices[10];
int *markstack_ptr;
void
doit (void)
{
long long *src;
long long *dst;
long long *sp = stack_base + 5;
int diff = 2;
int shift;
int count;
shift = diff - (markstack_ptr[-1] - markstack_ptr[-2]);
count = (sp - stack_base) - markstack_ptr[-1] + 2;
src = sp;
dst = (sp += shift);
while (--count)
*dst-- = *src--;
}
int
main ()
{
int i;
for (i = 0; i < 10; i++)
list[i] = i;
markstack_ptr = indices + 9;
markstack_ptr[-1] = 2;
markstack_ptr[-2] = 1;
stack_base = list + 2;
doit ();
if (__builtin_memcmp (expect, list, sizeof (list)))
__builtin_abort ();
return 0;
}