open! Core exception Test let rec raise_after = function | 0 -> raise Test | n -> 1 + raise_after (n - 1) ;; let command = Command.basic ~summary: "sample executable for tracing that unwinds 20 stack frames in an ocaml exception" (let%map_open.Command () = return () in fun () -> Magic_trace.mark_start (); let _sdf = try raise_after 20 with | Test -> print_endline "123"; 2 in Magic_trace.take_snapshot_with_arg 7; Core_unix.sleep 1) ;; let () = Command_unix.run command