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#include "Halide.h"
#include <stdio.h>
using namespace Halide;
Func add2(Func in) {
Func a("ext");
a(_) = in(_) + 2;
return a;
}
int main(int argc, char **argv) {
Func ext1("ext"), ext2("ext");
Var x("x");
ext1(x) = x + 1;
ext2(x) = x + 2;
assert(ext1.name() != ext2.name() && "Programmer-specified function names have not been made unique!");
Buffer<int> out1 = ext1.realize({10});
Buffer<int> out2 = ext2.realize({10});
for (int i = 0; i < 10; i++) {
assert(out1(i) == i + 1 && "Incorrect result from call to ext1");
}
for (int i = 0; i < 10; i++) {
assert(out2(i) == i + 2 && "Incorrect result from call to ext2");
}
Func out1_as_func(out1);
Func ext3 = add2(out1_as_func);
Buffer<int> out3 = ext3.realize({10});
for (int i = 0; i < 10; i++) {
assert(out3(i) == i + 3 && "Incorrect result from call to add2");
}
printf("Success!\n");
return 0;
}
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