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#include "Halide.h"
#include <stdio.h>
using namespace Halide;
bool extern_error_called = false;
extern "C" HALIDE_EXPORT_SYMBOL int extern_error(JITUserContext *user_context, halide_buffer_t *out) {
extern_error_called = true;
return halide_error_code_generic_error;
}
bool error_occurred = false;
extern "C" HALIDE_EXPORT_SYMBOL void my_halide_error(JITUserContext *user_context, const char *msg) {
printf("Expected: %s\n", msg);
error_occurred = true;
}
int main(int argc, char **argv) {
if (get_jit_target_from_environment().arch == Target::WebAssembly) {
printf("[SKIP] WebAssembly JIT does not support passing arbitrary pointers to/from HalideExtern code.\n");
return 0;
}
std::vector<ExternFuncArgument> args;
args.push_back(user_context_value());
Func f;
f.define_extern("extern_error", args, Float(32), 1);
f.jit_handlers().custom_error = my_halide_error;
f.realize({100});
if (!error_occurred || !extern_error_called) {
printf("There was supposed to be an error\n");
return 1;
}
printf("Success!\n");
return 0;
}
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