{"action":"opened","issue":{"url":"https://api.github.com/repos/RobotLocomotion/drake/issues/1996","repository_url":"https://api.github.com/repos/RobotLocomotion/drake","labels_url":"https://api.github.com/repos/RobotLocomotion/drake/issues/1996/labels{/name}","comments_url":"https://api.github.com/repos/RobotLocomotion/drake/issues/1996/comments","events_url":"https://api.github.com/repos/RobotLocomotion/drake/issues/1996/events","html_url":"https://github.com/RobotLocomotion/drake/issues/1996","id":145703067,"number":1996,"title":"Setting GCC default to 4.9","user":{"login":"peteflorence","id":5640360,"avatar_url":"https://avatars.githubusercontent.com/u/5640360?v=3","gravatar_id":"","url":"https://api.github.com/users/peteflorence","html_url":"https://github.com/peteflorence","followers_url":"https://api.github.com/users/peteflorence/followers","following_url":"https://api.github.com/users/peteflorence/following{/other_user}","gists_url":"https://api.github.com/users/peteflorence/gists{/gist_id}","starred_url":"https://api.github.com/users/peteflorence/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/peteflorence/subscriptions","organizations_url":"https://api.github.com/users/peteflorence/orgs","repos_url":"https://api.github.com/users/peteflorence/repos","events_url":"https://api.github.com/users/peteflorence/events{/privacy}","received_events_url":"https://api.github.com/users/peteflorence/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-04-04T14:37:47Z","updated_at":"2016-04-04T14:37:47Z","closed_at":null,"body":"Going through new Ubuntu build instructions, http://drake002.csail.mit.edu/drake/sphinx/ubuntu.html\r\n\r\nThink we need a line that ensures switching default over to GCC 4.9, I'm getting message below,. `gcc -v` says I am still on 4.8.5\r\n\r\nI'll look up a fix.  Also is the Sphinx documentation in git somewhere, and can I contribute to that directly?\r\n\r\n\r\n\r\npeteflo@peteflo:~/drake-distro$ env CXX=g++-4.9 CC=gcc-4.9 make options\r\nConfiguring with CMAKE_FLAGS: -DCMAKE_BUILD_TYPE=Release\r\nCMake Error at CMakeLists.txt:5 (message):\r\n  GCC version must be at least 4.9\r\n\r\n\r\n-- Configuring incomplete, errors occurred!\r\nSee also \"/home/peteflo/drake-distro/pod-build/CMakeFiles/CMakeOutput.log\".\r\nmake: *** [configure] Error 1\r\n\r\n\r\n\r\n"}}