42041dfd74
- runtime: bux_async_return(value, size) copies result to task->result - runtime: bux_async_await returns void* result pointer - runtime: bux_async_result(handle) to retrieve result - sema: ekAwait returns *void - HIR: await lowered to bux_async_await returning *void - Example: async Compute() -> int with interleaved execution and result await