{"action":"created","issue":{"url":"https://api.github.com/repos/rust-lang/rust/issues/21435","labels_url":"https://api.github.com/repos/rust-lang/rust/issues/21435/labels{/name}","comments_url":"https://api.github.com/repos/rust-lang/rust/issues/21435/comments","events_url":"https://api.github.com/repos/rust-lang/rust/issues/21435/events","html_url":"https://github.com/rust-lang/rust/issues/21435","id":54927240,"number":21435,"title":"#[derive(Copy=\"something\")] should be rejected","user":{"login":"aochagavia","id":5196584,"avatar_url":"https://avatars.githubusercontent.com/u/5196584?v=3","gravatar_id":"","url":"https://api.github.com/users/aochagavia","html_url":"https://github.com/aochagavia","followers_url":"https://api.github.com/users/aochagavia/followers","following_url":"https://api.github.com/users/aochagavia/following{/other_user}","gists_url":"https://api.github.com/users/aochagavia/gists{/gist_id}","starred_url":"https://api.github.com/users/aochagavia/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/aochagavia/subscriptions","organizations_url":"https://api.github.com/users/aochagavia/orgs","repos_url":"https://api.github.com/users/aochagavia/repos","events_url":"https://api.github.com/users/aochagavia/events{/privacy}","received_events_url":"https://api.github.com/users/aochagavia/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/rust-lang/rust/labels/A-diagnostics","name":"A-diagnostics","color":"d7e102"},{"url":"https://api.github.com/repos/rust-lang/rust/labels/I-nominated","name":"I-nominated","color":"e10c02"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":6,"created_at":"2015-01-20T19:27:05Z","updated_at":"2015-01-20T23:56:09Z","closed_at":null,"body":"This compiles, but I think it shouldn't. Is this intentional or is it a bug?\r\n\r\n```\r\n#[derive(Clone=\"2\")]\r\nstruct MyStruct;\r\n```"},"comment":{"url":"https://api.github.com/repos/rust-lang/rust/issues/comments/70759469","html_url":"https://github.com/rust-lang/rust/issues/21435#issuecomment-70759469","issue_url":"https://api.github.com/repos/rust-lang/rust/issues/21435","id":70759469,"user":{"login":"kmcallister","id":444997,"avatar_url":"https://avatars.githubusercontent.com/u/444997?v=3","gravatar_id":"","url":"https://api.github.com/users/kmcallister","html_url":"https://github.com/kmcallister","followers_url":"https://api.github.com/users/kmcallister/followers","following_url":"https://api.github.com/users/kmcallister/following{/other_user}","gists_url":"https://api.github.com/users/kmcallister/gists{/gist_id}","starred_url":"https://api.github.com/users/kmcallister/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/kmcallister/subscriptions","organizations_url":"https://api.github.com/users/kmcallister/orgs","repos_url":"https://api.github.com/users/kmcallister/repos","events_url":"https://api.github.com/users/kmcallister/events{/privacy}","received_events_url":"https://api.github.com/users/kmcallister/received_events","type":"User","site_admin":false},"created_at":"2015-01-20T23:56:09Z","updated_at":"2015-01-20T23:56:09Z","body":"I think we have this problem throughout attribute handling code and not just on `derive` :/"}}