{"action":"opened","issue":{"url":"https://api.github.com/repos/dmlc/xgboost/issues/1001","repository_url":"https://api.github.com/repos/dmlc/xgboost","labels_url":"https://api.github.com/repos/dmlc/xgboost/issues/1001/labels{/name}","comments_url":"https://api.github.com/repos/dmlc/xgboost/issues/1001/comments","events_url":"https://api.github.com/repos/dmlc/xgboost/issues/1001/events","html_url":"https://github.com/dmlc/xgboost/issues/1001","id":141457250,"number":1001,"title":"Complication error for R package installation","user":{"login":"serein927","id":5383918,"avatar_url":"https://avatars.githubusercontent.com/u/5383918?v=3","gravatar_id":"","url":"https://api.github.com/users/serein927","html_url":"https://github.com/serein927","followers_url":"https://api.github.com/users/serein927/followers","following_url":"https://api.github.com/users/serein927/following{/other_user}","gists_url":"https://api.github.com/users/serein927/gists{/gist_id}","starred_url":"https://api.github.com/users/serein927/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/serein927/subscriptions","organizations_url":"https://api.github.com/users/serein927/orgs","repos_url":"https://api.github.com/users/serein927/repos","events_url":"https://api.github.com/users/serein927/events{/privacy}","received_events_url":"https://api.github.com/users/serein927/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-03-17T02:10:27Z","updated_at":"2016-03-17T02:10:27Z","closed_at":null,"body":"I followed the instruction in website to install updated R packages, and I got the following error during complication.\r\n\r\nIn file included from xgboost_custom.cc:6:\r\nsrc/common/random.h:32: error: ‘constexpr’ does not name a type\r\nsrc/common/random.h:36: error: ‘constexpr’ does not name a type\r\nxgboost_custom.cc: In member function ‘xgboost::common::CustomGlobalRandomEngine::result_type xgboost::common::CustomGlobalRandomEngine::operator()()’:\r\nxgboost_custom.cc:62: error: ‘max’ is not a member of ‘xgboost::common::CustomGlobalRandomEngine’\r\nmake: *** [xgboost_custom.o] Error 1\r\nERROR: compilation failed for package ‘xgboost’"}}