{"action":"created","issue":{"url":"https://api.github.com/repos/gwtproject/gwt/issues/9398","repository_url":"https://api.github.com/repos/gwtproject/gwt","labels_url":"https://api.github.com/repos/gwtproject/gwt/issues/9398/labels{/name}","comments_url":"https://api.github.com/repos/gwtproject/gwt/issues/9398/comments","events_url":"https://api.github.com/repos/gwtproject/gwt/issues/9398/events","html_url":"https://github.com/gwtproject/gwt/issues/9398","id":170942614,"number":9398,"title":"Performance regression in long emulation in 2.8.0 RC2","user":{"login":"ainsley","id":201870,"avatar_url":"https://avatars.githubusercontent.com/u/201870?v=3","gravatar_id":"","url":"https://api.github.com/users/ainsley","html_url":"https://github.com/ainsley","followers_url":"https://api.github.com/users/ainsley/followers","following_url":"https://api.github.com/users/ainsley/following{/other_user}","gists_url":"https://api.github.com/users/ainsley/gists{/gist_id}","starred_url":"https://api.github.com/users/ainsley/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ainsley/subscriptions","organizations_url":"https://api.github.com/users/ainsley/orgs","repos_url":"https://api.github.com/users/ainsley/repos","events_url":"https://api.github.com/users/ainsley/events{/privacy}","received_events_url":"https://api.github.com/users/ainsley/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/gwtproject/gwt/labels/Category-JRE","name":"Category-JRE","color":"ededed"}],"state":"open","locked":false,"assignee":{"login":"gkdn","id":4112632,"avatar_url":"https://avatars.githubusercontent.com/u/4112632?v=3","gravatar_id":"","url":"https://api.github.com/users/gkdn","html_url":"https://github.com/gkdn","followers_url":"https://api.github.com/users/gkdn/followers","following_url":"https://api.github.com/users/gkdn/following{/other_user}","gists_url":"https://api.github.com/users/gkdn/gists{/gist_id}","starred_url":"https://api.github.com/users/gkdn/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/gkdn/subscriptions","organizations_url":"https://api.github.com/users/gkdn/orgs","repos_url":"https://api.github.com/users/gkdn/repos","events_url":"https://api.github.com/users/gkdn/events{/privacy}","received_events_url":"https://api.github.com/users/gkdn/received_events","type":"User","site_admin":false},"assignees":[{"login":"gkdn","id":4112632,"avatar_url":"https://avatars.githubusercontent.com/u/4112632?v=3","gravatar_id":"","url":"https://api.github.com/users/gkdn","html_url":"https://github.com/gkdn","followers_url":"https://api.github.com/users/gkdn/followers","following_url":"https://api.github.com/users/gkdn/following{/other_user}","gists_url":"https://api.github.com/users/gkdn/gists{/gist_id}","starred_url":"https://api.github.com/users/gkdn/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/gkdn/subscriptions","organizations_url":"https://api.github.com/users/gkdn/orgs","repos_url":"https://api.github.com/users/gkdn/repos","events_url":"https://api.github.com/users/gkdn/events{/privacy}","received_events_url":"https://api.github.com/users/gkdn/received_events","type":"User","site_admin":false}],"milestone":{"url":"https://api.github.com/repos/gwtproject/gwt/milestones/1","html_url":"https://github.com/gwtproject/gwt/milestones/2.8","labels_url":"https://api.github.com/repos/gwtproject/gwt/milestones/1/labels","id":1173710,"number":1,"title":"2.8","description":"","creator":{"login":"tbroyer","id":173813,"avatar_url":"https://avatars.githubusercontent.com/u/173813?v=3","gravatar_id":"","url":"https://api.github.com/users/tbroyer","html_url":"https://github.com/tbroyer","followers_url":"https://api.github.com/users/tbroyer/followers","following_url":"https://api.github.com/users/tbroyer/following{/other_user}","gists_url":"https://api.github.com/users/tbroyer/gists{/gist_id}","starred_url":"https://api.github.com/users/tbroyer/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tbroyer/subscriptions","organizations_url":"https://api.github.com/users/tbroyer/orgs","repos_url":"https://api.github.com/users/tbroyer/repos","events_url":"https://api.github.com/users/tbroyer/events{/privacy}","received_events_url":"https://api.github.com/users/tbroyer/received_events","type":"User","site_admin":false},"open_issues":4,"closed_issues":107,"state":"open","created_at":"2015-06-20T22:43:02Z","updated_at":"2016-08-12T21:02:53Z","due_on":null,"closed_at":null},"comments":2,"created_at":"2016-08-12T19:30:17Z","updated_at":"2016-08-12T22:48:10Z","closed_at":null,"body":"Long-bitwise-and emulation seems to have become approx 70%-80% slower between 2.7.0 and 2.8.0 RC2. I have not tested for the 2.8.0 RC1 to 2.8.0 RC2 delta.\r\n\r\nThis seems to affect IE, Edge, Chrome, and Firefox.\r\n\r\nThe following application was built to test the bitwise and regression, I link to 2.7.0 and 2.8.0 RC2 compiled versions of the exact same app. Source code is included on the main page. I can create a github project with the source too if required.\r\n\r\n**2.7.0 test**\r\n\r\nhttp://iro-iro.xyz/gwt9398/issue9398_270/\r\n\r\n**2.8.0 RC2**\r\n\r\nhttp://iro-iro.xyz/gwt9398/issue9398_280rc2/\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/gwtproject/gwt/issues/comments/239578037","html_url":"https://github.com/gwtproject/gwt/issues/9398#issuecomment-239578037","issue_url":"https://api.github.com/repos/gwtproject/gwt/issues/9398","id":239578037,"user":{"login":"ainsley","id":201870,"avatar_url":"https://avatars.githubusercontent.com/u/201870?v=3","gravatar_id":"","url":"https://api.github.com/users/ainsley","html_url":"https://github.com/ainsley","followers_url":"https://api.github.com/users/ainsley/followers","following_url":"https://api.github.com/users/ainsley/following{/other_user}","gists_url":"https://api.github.com/users/ainsley/gists{/gist_id}","starred_url":"https://api.github.com/users/ainsley/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ainsley/subscriptions","organizations_url":"https://api.github.com/users/ainsley/orgs","repos_url":"https://api.github.com/users/ainsley/repos","events_url":"https://api.github.com/users/ainsley/events{/privacy}","received_events_url":"https://api.github.com/users/ainsley/received_events","type":"User","site_admin":false},"created_at":"2016-08-12T22:48:10Z","updated_at":"2016-08-12T22:48:10Z","body":"Maybe it's worth testing if the bitwise or suffers regressions in the same way too."}}
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