This is ridiculous. Some time ago I ‘fixed’ the setting of my VirtualBox. However, I experienced segfaults again. I am using VirtualBox version 5.0.14 r105127 on Slackware64 14.1 -multilib. The host machine is running Slackware64 -current and the program in question is Ugene version 1.21.0. I managed to make it build fine after I set the following options for the VM:
This is the opposite of what I had set before (discussed in my previous post, linked above). Anyway, the program compiles and runs fine now and its SlackBuild is ready for the future Slackware 14.2.