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|
(* TEST_BELOW
(* Blank lines added here to preserve locations. *)
*)
(* A test for inlined stack backtraces *)
let f x =
raise (Failure "test") + 1
let g x =
f x + 1
let h x =
print_int (g x); print_endline "h"
let i x =
if h x = () then ()
let () =
let open Printexc in
try i ()
with _ ->
let trace = get_raw_backtrace () in
let print_slot slot =
let x = convert_raw_backtrace_slot slot in
let is_raise = Slot.is_raise x in
let is_inline = Slot.is_inline x in
let location = match Slot.location x with
| None -> "<unknown>"
| Some {filename; line_number; _} ->
filename ^ ":" ^ Int.to_string line_number
in
Printf.printf "File %s%s%s\n"
location
(if is_inline then " (inlined)" else "")
(if is_raise then ", raise" else "")
in
let rec print_slots = function
| None -> ()
| Some slot ->
print_slot slot;
print_slots (get_raw_backtrace_next_slot slot)
in
for i = 0 to raw_backtrace_length trace - 1 do
let slot = get_raw_backtrace_slot trace i in
Printf.printf "Frame %d\n" i;
print_slots (Some slot)
done
(* TEST
flags = "-g";
ocamlrunparam += ",b=1";
{
bytecode;
}{
native;
}{
ocamlopt_flags = "-O3";
compiler_directory_suffix = ".O3";
native;
}
*)
|
