http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39618
--- Comment #2 from Kurt Miller <kurt at intricatesoftware dot com> 2011-11-20 03:29:51 UTC --- Created attachment 25864 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25864 PCH Supoort for OpenBSD Attached is a patch against gcc-4.6.2 which uses brk/sbrk for PCH support. Since malloc uses mmap the heap is unused and at a fixed address (so long as PIE is not enabled on gcc). I originally wrote this in 2008 for 4.2 and has been in use