{"action":"opened","issue":{"url":"https://api.github.com/repos/jyypma/nloptr/issues/45","repository_url":"https://api.github.com/repos/jyypma/nloptr","labels_url":"https://api.github.com/repos/jyypma/nloptr/issues/45/labels{/name}","comments_url":"https://api.github.com/repos/jyypma/nloptr/issues/45/comments","events_url":"https://api.github.com/repos/jyypma/nloptr/issues/45/events","html_url":"https://github.com/jyypma/nloptr/issues/45","id":330983653,"node_id":"MDU6SXNzdWUzMzA5ODM2NTM=","number":45,"title":"Install error - cannot run C++ compiled programs","user":{"login":"firmbeliever","id":22052899,"node_id":"MDQ6VXNlcjIyMDUyODk5","avatar_url":"https://avatars2.githubusercontent.com/u/22052899?v=4","gravatar_id":"","url":"https://api.github.com/users/firmbeliever","html_url":"https://github.com/firmbeliever","followers_url":"https://api.github.com/users/firmbeliever/followers","following_url":"https://api.github.com/users/firmbeliever/following{/other_user}","gists_url":"https://api.github.com/users/firmbeliever/gists{/gist_id}","starred_url":"https://api.github.com/users/firmbeliever/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/firmbeliever/subscriptions","organizations_url":"https://api.github.com/users/firmbeliever/orgs","repos_url":"https://api.github.com/users/firmbeliever/repos","events_url":"https://api.github.com/users/firmbeliever/events{/privacy}","received_events_url":"https://api.github.com/users/firmbeliever/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-06-10T16:44:09Z","updated_at":"2018-06-10T16:44:09Z","closed_at":null,"author_association":"NONE","body":"I'm running MAC OS 10.13.4, have r-studio installed via conda.  In r-studio, I'm trying to install a package (faraway) for which nloptr is a dependency.  When it tries to install nloptr, I'm getting this error:\r\n\r\nchecking whether the C++ compiler works... yes\r\nchecking for C++ compiler default output file name... a.out\r\nchecking for suffix of executables... \r\nchecking whether we are cross compiling... configure: error: in `/private/var/folders/76/szjpgm796kb66l8d_lf87xnm0000gn/T/RtmpVqi9F1/R.INSTALL4b371b1b3c4/nloptr':\r\nconfigure: error: cannot run C++ compiled programs.\r\nIf you meant to cross compile, use `--host'.\r\nSee `config.log' for more details\r\nERROR: configuration failed for package ‘nloptr’\r\n\r\nI've updated conda and my r environment, but this still persists."}}
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