{"action":"closed","issue":{"url":"https://api.github.com/repos/postcss/autoprefixer/issues/1169","repository_url":"https://api.github.com/repos/postcss/autoprefixer","labels_url":"https://api.github.com/repos/postcss/autoprefixer/issues/1169/labels{/name}","comments_url":"https://api.github.com/repos/postcss/autoprefixer/issues/1169/comments","events_url":"https://api.github.com/repos/postcss/autoprefixer/issues/1169/events","html_url":"https://github.com/postcss/autoprefixer/issues/1169","id":389364651,"node_id":"MDU6SXNzdWUzODkzNjQ2NTE=","number":1169,"title":"Transition loop problem in Safari when duplicate properties","user":{"login":"ginovski","id":6017552,"node_id":"MDQ6VXNlcjYwMTc1NTI=","avatar_url":"https://avatars2.githubusercontent.com/u/6017552?v=4","gravatar_id":"","url":"https://api.github.com/users/ginovski","html_url":"https://github.com/ginovski","followers_url":"https://api.github.com/users/ginovski/followers","following_url":"https://api.github.com/users/ginovski/following{/other_user}","gists_url":"https://api.github.com/users/ginovski/gists{/gist_id}","starred_url":"https://api.github.com/users/ginovski/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ginovski/subscriptions","organizations_url":"https://api.github.com/users/ginovski/orgs","repos_url":"https://api.github.com/users/ginovski/repos","events_url":"https://api.github.com/users/ginovski/events{/privacy}","received_events_url":"https://api.github.com/users/ginovski/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2018-12-10T15:52:47Z","updated_at":"2018-12-10T15:57:17Z","closed_at":"2018-12-10T15:57:17Z","author_association":"NONE","body":"Hi there,\r\n\r\nI'm using autoprefixer@9.4.2 with React, and there is an issue on Safari. One border-radius transition gets in an infinite loop. I guess it's because of the duplicate properties that autoprefixer generates for future compatibility because when I remove the duplicate property it ends the loop.\r\n\r\nHere is the compiled CSS:\r\n<img width=\"297\" alt=\"screenshot 2018-12-10 at 17 43 37\" src=\"https://user-images.githubusercontent.com/6017552/49743638-e06e6480-fca3-11e8-96ea-cbda2f4c55f7.png\">\r\n\r\nWhen I remove the duplicated definition and leave only **transition: border-radius 0.5s** it stops.\r\n\r\nHere is a video of the bug:\r\n![ezgif com-video-to-gif](https://user-images.githubusercontent.com/6017552/49743847-4fe45400-fca4-11e8-89a1-7e39818a99e1.gif)\r\n"}}
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