{"action":"created","issue":{"url":"https://api.github.com/repos/CGAL/cgal/issues/274","labels_url":"https://api.github.com/repos/CGAL/cgal/issues/274/labels{/name}","comments_url":"https://api.github.com/repos/CGAL/cgal/issues/274/comments","events_url":"https://api.github.com/repos/CGAL/cgal/issues/274/events","html_url":"https://github.com/CGAL/cgal/issues/274","id":101055123,"number":274,"title":"Nested specialization syntax? ","user":{"login":"Ahbee","id":6386895,"avatar_url":"https://avatars.githubusercontent.com/u/6386895?v=3","gravatar_id":"","url":"https://api.github.com/users/Ahbee","html_url":"https://github.com/Ahbee","followers_url":"https://api.github.com/users/Ahbee/followers","following_url":"https://api.github.com/users/Ahbee/following{/other_user}","gists_url":"https://api.github.com/users/Ahbee/gists{/gist_id}","starred_url":"https://api.github.com/users/Ahbee/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Ahbee/subscriptions","organizations_url":"https://api.github.com/users/Ahbee/orgs","repos_url":"https://api.github.com/users/Ahbee/repos","events_url":"https://api.github.com/users/Ahbee/events{/privacy}","received_events_url":"https://api.github.com/users/Ahbee/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/CGAL/cgal/labels/bug","name":"bug","color":"fc2929"}],"state":"open","locked":false,"assignee":{"login":"lrineau","id":5746675,"avatar_url":"https://avatars.githubusercontent.com/u/5746675?v=3","gravatar_id":"","url":"https://api.github.com/users/lrineau","html_url":"https://github.com/lrineau","followers_url":"https://api.github.com/users/lrineau/followers","following_url":"https://api.github.com/users/lrineau/following{/other_user}","gists_url":"https://api.github.com/users/lrineau/gists{/gist_id}","starred_url":"https://api.github.com/users/lrineau/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lrineau/subscriptions","organizations_url":"https://api.github.com/users/lrineau/orgs","repos_url":"https://api.github.com/users/lrineau/repos","events_url":"https://api.github.com/users/lrineau/events{/privacy}","received_events_url":"https://api.github.com/users/lrineau/received_events","type":"User","site_admin":false},"milestone":{"url":"https://api.github.com/repos/CGAL/cgal/milestones/9","html_url":"https://github.com/CGAL/cgal/milestones/4.7-beta2","labels_url":"https://api.github.com/repos/CGAL/cgal/milestones/9/labels","id":1243537,"number":9,"title":"4.7-beta2","description":"Second beta version of CGAL-4.7.\r\n","creator":{"login":"lrineau","id":5746675,"avatar_url":"https://avatars.githubusercontent.com/u/5746675?v=3","gravatar_id":"","url":"https://api.github.com/users/lrineau","html_url":"https://github.com/lrineau","followers_url":"https://api.github.com/users/lrineau/followers","following_url":"https://api.github.com/users/lrineau/following{/other_user}","gists_url":"https://api.github.com/users/lrineau/gists{/gist_id}","starred_url":"https://api.github.com/users/lrineau/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lrineau/subscriptions","organizations_url":"https://api.github.com/users/lrineau/orgs","repos_url":"https://api.github.com/users/lrineau/repos","events_url":"https://api.github.com/users/lrineau/events{/privacy}","received_events_url":"https://api.github.com/users/lrineau/received_events","type":"User","site_admin":false},"open_issues":10,"closed_issues":5,"state":"open","created_at":"2015-08-06T09:12:30Z","updated_at":"2015-08-14T17:11:46Z","due_on":"2015-08-19T22:00:00Z","closed_at":null},"comments":8,"created_at":"2015-08-14T17:07:06Z","updated_at":"2015-08-14T17:53:12Z","closed_at":null,"body":"The parts where cgal wants to specialize [std::hash] (http://en.cppreference.com/w/cpp/utility/hash), dont compile for me on MAC OS like here. \r\n\r\n```c++\r\n template < class T>\r\n  struct hash;\r\n\r\n  template < class T, class Alloc >\r\n  struct hash<CGAL::internal::In_place_list_iterator<T, Alloc> >\r\n    : public std::unary_function<CGAL::internal::In_place_list_iterator<T, Alloc>, std::size_t>  {\r\n\r\n    std::size_t operator()(const CGAL::internal::In_place_list_iterator<T, Alloc>& i) const\r\n    {\r\n      const T* ptr = &*i;\r\n      return reinterpret_cast<std::size_t>(ptr)/ sizeof(T);\r\n    }\r\n  };\r\n\r\n```\r\nThe error is\r\n`Explicit specialization of non template struct 'hash'  ` "},"comment":{"url":"https://api.github.com/repos/CGAL/cgal/issues/comments/131194300","html_url":"https://github.com/CGAL/cgal/issues/274#issuecomment-131194300","issue_url":"https://api.github.com/repos/CGAL/cgal/issues/274","id":131194300,"user":{"login":"lrineau","id":5746675,"avatar_url":"https://avatars.githubusercontent.com/u/5746675?v=3","gravatar_id":"","url":"https://api.github.com/users/lrineau","html_url":"https://github.com/lrineau","followers_url":"https://api.github.com/users/lrineau/followers","following_url":"https://api.github.com/users/lrineau/following{/other_user}","gists_url":"https://api.github.com/users/lrineau/gists{/gist_id}","starred_url":"https://api.github.com/users/lrineau/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lrineau/subscriptions","organizations_url":"https://api.github.com/users/lrineau/orgs","repos_url":"https://api.github.com/users/lrineau/repos","events_url":"https://api.github.com/users/lrineau/events{/privacy}","received_events_url":"https://api.github.com/users/lrineau/received_events","type":"User","site_admin":false},"created_at":"2015-08-14T17:53:12Z","updated_at":"2015-08-14T17:53:12Z","body":"If you use XCode 6.3.2, then your compiler version is probably:\r\n`Apple LLVM version 6.1.0 (clang-602.0.53) (based on LLVM 3.6.0svn)`\r\n\r\nI'll try to test with that version.\r\n"}}