#include "Halide.h"
#include <stdio.h>
using namespace Halide;
int main(int argc, char **argv) {
Func f("f"), g("g");
Var x("x");
RDom r(0, 100, "r");
f(x) = x;
g(x) = 0;
g(x) = f(g(x-1)) + r;
f.compute_at(g, r.x);
// Use of f is unbounded in g.
g.realize(100);
return 0;
}