Subject: [feature/native-comp] Fix crash when loading lambdas from dumps with --enable-checking.

From: Nicolas Bértolo <[email-masked]>
Date: Sun, 7 Jun 2020 16:08:19 -0300

Hi Andrea,

I have seen that a lambda may be loaded many times when loading a dump. Is this
expected? I don't know enough to tell. If it is, the attached patch prevents an
assertion failure when building with --enable-checking.

Nico.