{"action":"created","issue":{"url":"https://api.github.com/repos/apple/swift/issues/7520","repository_url":"https://api.github.com/repos/apple/swift","labels_url":"https://api.github.com/repos/apple/swift/issues/7520/labels{/name}","comments_url":"https://api.github.com/repos/apple/swift/issues/7520/comments","events_url":"https://api.github.com/repos/apple/swift/issues/7520/events","html_url":"https://github.com/apple/swift/pull/7520","id":208043657,"number":7520,"title":"Attempt to bind the result of unwrapping optionals if we're asked to …","user":{"login":"rudkx","id":162784,"avatar_url":"https://avatars.githubusercontent.com/u/162784?v=3","gravatar_id":"","url":"https://api.github.com/users/rudkx","html_url":"https://github.com/rudkx","followers_url":"https://api.github.com/users/rudkx/followers","following_url":"https://api.github.com/users/rudkx/following{/other_user}","gists_url":"https://api.github.com/users/rudkx/gists{/gist_id}","starred_url":"https://api.github.com/users/rudkx/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rudkx/subscriptions","organizations_url":"https://api.github.com/users/rudkx/orgs","repos_url":"https://api.github.com/users/rudkx/repos","events_url":"https://api.github.com/users/rudkx/events{/privacy}","received_events_url":"https://api.github.com/users/rudkx/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":3,"created_at":"2017-02-16T07:42:53Z","updated_at":"2017-02-17T19:45:45Z","closed_at":"2017-02-17T19:45:45Z","pull_request":{"url":"https://api.github.com/repos/apple/swift/pulls/7520","html_url":"https://github.com/apple/swift/pull/7520","diff_url":"https://github.com/apple/swift/pull/7520.diff","patch_url":"https://github.com/apple/swift/pull/7520.patch"},"body":"…bind subtypes.\r\n\r\nWhen trying to solve for the test case we attempt to simplify a value\r\nmember constraint and it fails because we've bound the LHS type\r\nvariable to an optional as a result of other constraints involving\r\nother type variables in the equivalence class of this type\r\nvariable.\r\n\r\nWe don't have enough information to directly deduce the non-optional\r\ntype directly from other constraints involving this type variable.\r\n\r\nFixes rdar://problem/30271695.\r\n"},"comment":{"url":"https://api.github.com/repos/apple/swift/issues/comments/280748081","html_url":"https://github.com/apple/swift/pull/7520#issuecomment-280748081","issue_url":"https://api.github.com/repos/apple/swift/issues/7520","id":280748081,"user":{"login":"rudkx","id":162784,"avatar_url":"https://avatars.githubusercontent.com/u/162784?v=3","gravatar_id":"","url":"https://api.github.com/users/rudkx","html_url":"https://github.com/rudkx","followers_url":"https://api.github.com/users/rudkx/followers","following_url":"https://api.github.com/users/rudkx/following{/other_user}","gists_url":"https://api.github.com/users/rudkx/gists{/gist_id}","starred_url":"https://api.github.com/users/rudkx/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rudkx/subscriptions","organizations_url":"https://api.github.com/users/rudkx/orgs","repos_url":"https://api.github.com/users/rudkx/repos","events_url":"https://api.github.com/users/rudkx/events{/privacy}","received_events_url":"https://api.github.com/users/rudkx/received_events","type":"User","site_admin":false},"created_at":"2017-02-17T19:45:45Z","updated_at":"2017-02-17T19:45:45Z","body":"@ematejska This fix results in an odd type checking result that is potentially worse than the original problem, which is why the test is failing, so I'll just close this out for the moment and start looking at an alternative fix."}}
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