{"action":"created","issue":{"url":"https://api.github.com/repos/sustrik/libmill/issues/21","labels_url":"https://api.github.com/repos/sustrik/libmill/issues/21/labels{/name}","comments_url":"https://api.github.com/repos/sustrik/libmill/issues/21/comments","events_url":"https://api.github.com/repos/sustrik/libmill/issues/21/events","html_url":"https://github.com/sustrik/libmill/issues/21","id":77047766,"number":21,"title":"Failure with clang and -O2 optimisation level","user":{"login":"sustrik","id":305718,"avatar_url":"https://avatars.githubusercontent.com/u/305718?v=3","gravatar_id":"","url":"https://api.github.com/users/sustrik","html_url":"https://github.com/sustrik","followers_url":"https://api.github.com/users/sustrik/followers","following_url":"https://api.github.com/users/sustrik/following{/other_user}","gists_url":"https://api.github.com/users/sustrik/gists{/gist_id}","starred_url":"https://api.github.com/users/sustrik/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/sustrik/subscriptions","organizations_url":"https://api.github.com/users/sustrik/orgs","repos_url":"https://api.github.com/users/sustrik/repos","events_url":"https://api.github.com/users/sustrik/events{/privacy}","received_events_url":"https://api.github.com/users/sustrik/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":34,"created_at":"2015-05-16T14:13:38Z","updated_at":"2015-08-18T19:57:32Z","closed_at":null,"body":"Following error happens:\r\n\r\n```\r\nchan: chan.c:87: int main(): Assertion `val == 888' failed.\r\nmake: *** [test_chan] Aborted\r\n```\r\nThe value is actually 999. Seems like there's some aggressive and possibly incorrect reordering going on."},"comment":{"url":"https://api.github.com/repos/sustrik/libmill/issues/comments/132332626","html_url":"https://github.com/sustrik/libmill/issues/21#issuecomment-132332626","issue_url":"https://api.github.com/repos/sustrik/libmill/issues/21","id":132332626,"user":{"login":"benjolitz","id":270476,"avatar_url":"https://avatars.githubusercontent.com/u/270476?v=3","gravatar_id":"","url":"https://api.github.com/users/benjolitz","html_url":"https://github.com/benjolitz","followers_url":"https://api.github.com/users/benjolitz/followers","following_url":"https://api.github.com/users/benjolitz/following{/other_user}","gists_url":"https://api.github.com/users/benjolitz/gists{/gist_id}","starred_url":"https://api.github.com/users/benjolitz/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/benjolitz/subscriptions","organizations_url":"https://api.github.com/users/benjolitz/orgs","repos_url":"https://api.github.com/users/benjolitz/repos","events_url":"https://api.github.com/users/benjolitz/events{/privacy}","received_events_url":"https://api.github.com/users/benjolitz/received_events","type":"User","site_admin":false},"created_at":"2015-08-18T19:57:32Z","updated_at":"2015-08-18T19:57:32Z","body":"That sounds like a clang bug (miscompilation).\r\n\r\nhttp://llvm.org/docs/HowToSubmitABug.html#miscompilations\r\n\r\n"}}