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Fatal error when tracing a function with abstract type #6602

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vicuna opened this issue Oct 7, 2014 · 1 comment
Closed

Fatal error when tracing a function with abstract type #6602

vicuna opened this issue Oct 7, 2014 · 1 comment
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@vicuna
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@vicuna vicuna commented Oct 7, 2014

Original bug ID: 6602
Reporter: herbelin
Assigned to: @garrigue
Status: closed (set by @xavierleroy on 2016-12-07T10:36:46Z)
Resolution: fixed
Priority: normal
Severity: minor
Version: 4.01.0
Fixed in version: 4.02.1+dev
Category: ~DO NOT USE (was: OCaml general)
Monitored by: @gasche

Bug description

Tracing a function with abstract type in ocaml toplevel leads to a fatal Assert_failure error.

Steps to reproduce

In ocaml toplevel:

module type S = sig
type t
val f : t
end;;
module M : S = struct
type t = unit -> unit
let f x = x
end;;
#trace M.f
(*
Fatal error: exception Assert_failure("toplevel/trace.ml", 132, 9)
*)

@vicuna
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@vicuna vicuna commented Oct 8, 2014

Comment author: @garrigue

Fixed in 4.02, revision 15495.

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