{"action":"opened","issue":{"url":"https://api.github.com/repos/rust-lang/rust/issues/41743","repository_url":"https://api.github.com/repos/rust-lang/rust","labels_url":"https://api.github.com/repos/rust-lang/rust/issues/41743/labels{/name}","comments_url":"https://api.github.com/repos/rust-lang/rust/issues/41743/comments","events_url":"https://api.github.com/repos/rust-lang/rust/issues/41743/events","html_url":"https://github.com/rust-lang/rust/issues/41743","id":226232363,"number":41743,"title":"-Zdebug-macros should either be the default or continue to be available on release-channel compiler","user":{"login":"hsivonen","id":478856,"avatar_url":"https://avatars2.githubusercontent.com/u/478856?v=3","gravatar_id":"","url":"https://api.github.com/users/hsivonen","html_url":"https://github.com/hsivonen","followers_url":"https://api.github.com/users/hsivonen/followers","following_url":"https://api.github.com/users/hsivonen/following{/other_user}","gists_url":"https://api.github.com/users/hsivonen/gists{/gist_id}","starred_url":"https://api.github.com/users/hsivonen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/hsivonen/subscriptions","organizations_url":"https://api.github.com/users/hsivonen/orgs","repos_url":"https://api.github.com/users/hsivonen/repos","events_url":"https://api.github.com/users/hsivonen/events{/privacy}","received_events_url":"https://api.github.com/users/hsivonen/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2017-05-04T10:03:53Z","updated_at":"2017-05-04T10:03:53Z","closed_at":null,"body":"Firefox is built with release-channel Rust, and `-Zdebug-macros` is [needed](https://bugzilla.mozilla.org/show_bug.cgi?id=1360497) to get useful debuggability, crash/panic reporting and profiling attributability for Rust code in Firefox.\r\n\r\nAccording to build-time output, [the option is going to go away from the release-channel compiler](https://github.com/rust-lang/rust/issues/31847). It [seems](https://github.com/rust-lang/rust/issues/39153#issuecomment-297919861) that the option isn't on track to becoming the default, either.\r\n\r\nIf it's not made the default, please continue keeping the option (under some name) available to release-channel Rust."}}
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