Created attachment 162615 [details] rubygem-rmagick.log
Created attachment 162637 [details] rubygem-rmagick-i386.log
I fail to reproduce this, could you have a look into the corresponding mkmf.log, where the actual compiler error should be logged?
After: 1. upgrade poudriere jails to snapshots from date 02.11.2015; 2. removed all options where they are OpenMP; 3. deleted in poudriere all the old packages; 4. rebuilt the entire repository. problem is not reproduce. conclusion: port option OpenMP - evil. Thanks.