int main(int argc, char *argv[])
{
int x;
printf("%s", growsdown(&x) ? "down" : "up");
return 0;
}
static int growsdown(int *x)
{
auto int y;
y = (x > &y);
if (--iterate > 0)
y = growsdown(&y);
if (y != (x > &y))
exit(1);
return y;
}
int main(int argc, char *argv[])
{
FILE *f;
auto int x;
if ((f = fopen("conftestval", "w")) == NULL)
exit(1);
fprintf(f, "%s\n", growsdown(&x) ? "down" : "up");;
fclose(f);
exit(0);
return 1;
}
static int growsdown(int *x)
{
int y = (x > &y);
if (--iterate > 0)
y = growsdown(&y);
/* The stack sometimes changes at the 0th level.
* Original version did fail in this case, but I changed this around SimGrid 3.13 because of https://bugs.debian.org/814272
* Every arch failed on that day :(
*/
if (iterate != 0 && y != (x > &y)) {
fprintf(stderr, "The stack changed its direction! (Iteration: %d. It was growing %s; &y=%p; &prevY=%p)\n",
(10-iterate), y?"down":"up", &y, x);
exit(1);
}
return y;
}
