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#include "Halide.h"
using namespace Halide;
int main(int argc, char **argv) {
Func f{"f"}, g{"g"}, h{"h"};
Var x;
f(x) = cast<uint8_t>(x + 7);
g(x) = f(x);
h(x) = g(x);
// The schedule below is an error. It should really be:
// f.store_root().compute_at(g, Var::outermost());
// So that it's nested inside the consumer h.
f.store_root().compute_at(h, x);
g.store_root().compute_at(h, x).async();
Buffer<uint8_t> buf = h.realize({32});
for (int i = 0; i < buf.dim(0).extent(); i++) {
uint8_t correct = i + 7;
if (buf(i) != correct) {
printf("buf(%d) = %d instead of %d\n", i, buf(i), correct);
return 1;
}
}
return 0;
}
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