{"action":"created","issue":{"url":"https://api.github.com/repos/ocaml/ocaml/issues/710","repository_url":"https://api.github.com/repos/ocaml/ocaml","labels_url":"https://api.github.com/repos/ocaml/ocaml/issues/710/labels{/name}","comments_url":"https://api.github.com/repos/ocaml/ocaml/issues/710/comments","events_url":"https://api.github.com/repos/ocaml/ocaml/issues/710/events","html_url":"https://github.com/ocaml/ocaml/pull/710","id":167134945,"number":710,"title":"`Weak.get_copy` doesn't copy custom block (fix MPR#7279)","user":{"login":"bobot","id":102849,"avatar_url":"https://avatars.githubusercontent.com/u/102849?v=3","gravatar_id":"","url":"https://api.github.com/users/bobot","html_url":"https://github.com/bobot","followers_url":"https://api.github.com/users/bobot/followers","following_url":"https://api.github.com/users/bobot/following{/other_user}","gists_url":"https://api.github.com/users/bobot/gists{/gist_id}","starred_url":"https://api.github.com/users/bobot/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bobot/subscriptions","organizations_url":"https://api.github.com/users/bobot/orgs","repos_url":"https://api.github.com/users/bobot/repos","events_url":"https://api.github.com/users/bobot/events{/privacy}","received_events_url":"https://api.github.com/users/bobot/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":2,"created_at":"2016-07-22T21:20:34Z","updated_at":"2016-07-26T09:21:39Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/ocaml/ocaml/pulls/710","html_url":"https://github.com/ocaml/ocaml/pull/710","diff_url":"https://github.com/ocaml/ocaml/pull/710.diff","patch_url":"https://github.com/ocaml/ocaml/pull/710.patch"},"body":"`Weak.get_copy` duplicates values which could break abstraction. It is really a problem in the case of custom block with C-finalizer. This PR proposes to not copy the value in this case. fix [MPR#7279 ](http://caml.inria.fr/mantis/view.php?id=7279)"},"comment":{"url":"https://api.github.com/repos/ocaml/ocaml/issues/comments/235211519","html_url":"https://github.com/ocaml/ocaml/pull/710#issuecomment-235211519","issue_url":"https://api.github.com/repos/ocaml/ocaml/issues/710","id":235211519,"user":{"login":"bobot","id":102849,"avatar_url":"https://avatars.githubusercontent.com/u/102849?v=3","gravatar_id":"","url":"https://api.github.com/users/bobot","html_url":"https://github.com/bobot","followers_url":"https://api.github.com/users/bobot/followers","following_url":"https://api.github.com/users/bobot/following{/other_user}","gists_url":"https://api.github.com/users/bobot/gists{/gist_id}","starred_url":"https://api.github.com/users/bobot/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bobot/subscriptions","organizations_url":"https://api.github.com/users/bobot/orgs","repos_url":"https://api.github.com/users/bobot/repos","events_url":"https://api.github.com/users/bobot/events{/privacy}","received_events_url":"https://api.github.com/users/bobot/received_events","type":"User","site_admin":false},"created_at":"2016-07-26T09:21:39Z","updated_at":"2016-07-26T09:21:39Z","body":"> Aren't you breaking the GC invariant that every reachable block must be marked at the end of marking?\r\n\r\n:flushed: thank you. That was the drawback of this solution, I forgot to code it.... \r\n\r\nIt is now fixed."}}
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