broken_promise.cpp
#include <iostream>
#include "Halide.h"
using namespace Halide;
int main(int argc, char **argv) {
Buffer<uint16_t> ten_bit_data(100);
for (int i = 0; i < 100; i++) {
ten_bit_data(i) = i * 20;
}
Buffer<float> ten_bit_lut(1024);
for (int i = 0; i < 1024; i++) {
ten_bit_lut(i) = sin(2 * 3.1415f * i / 1024.0f);
}
Var x;
Func f;
ImageParam in(UInt(16), 1);
ImageParam lut(Float(32), 1);
f(x) = lut(unsafe_promise_clamped(in(x), 0, 1023));
lut.dim(0).set_bounds(0, 1024);
in.set(ten_bit_data);
lut.set(ten_bit_lut);
auto result = f.realize(100, get_jit_target_from_environment().with_feature(Target::CheckUnsafePromises));
std::cout << "Success!\n";
return 0;
}