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Initialization of recursive module containing alias causes Segmentation fault #6578

vicuna opened this issue Sep 24, 2014 · 1 comment


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@vicuna vicuna commented Sep 24, 2014

Original bug ID: 6578
Reporter: @garrigue
Assigned to: @garrigue
Status: closed (set by @xavierleroy on 2016-12-07T10:34:53Z)
Resolution: fixed
Priority: normal
Severity: minor
Version: 4.02.0
Target version: 4.02.1+dev
Fixed in version: 4.02.1+dev
Category: standard library
Monitored by: @hcarty

Bug description

The following program causes a segmentation fault.

module M : sig val f : 'a -> 'a end
module rec R : sig module M = M end = struct module M = M end

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@vicuna vicuna commented Sep 24, 2014

Comment author: @garrigue

Fixed in branch 4.02, revision 15325.
CamlinternalMod was doing too much work
(i.e. copying a lambda_unit, the wrong way)

@vicuna vicuna closed this as completed Dec 7, 2016
@vicuna vicuna added the stdlib label Mar 14, 2019
@vicuna vicuna added this to the 4.02.1 milestone Mar 14, 2019
@vicuna vicuna added the bug label Mar 20, 2019
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