https://issues.dlang.org/show_bug.cgi?id=14476
--- Comment #1 from Joakim <db...@joakim.fea.st> --- I can confirm that that last unittest is the one causing the problem on i386 also, as commenting it out gets core.thread to pass and the tests to fail here instead: Testing link Testing load Testing linkD Testing linkDR Testing loadDR Testing host gmake[1]: *** [obj/freebsd/32/host.done] Segmentation fault: 11 (core dumped) This is with dmd/druntime HEAD on FreeBSD 9.1 stable from a couple years ago running in a VM. --