21.1.8 IRIX 6.5 IP27 build trouble

I'm trying to build xemacs 21.1.8 on IRIX 6.5 IP27, and temacs is misbehaving. hollande＠sag1:/ms/dev/fsf/xemacs>uname -a IRIX64 sag1 6.5 07151439 IP27 [ compiler kachunks ] ... EMACSBOOTSTRAPLOADPATH="/ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5/src/../lisp/:/ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5" ./temacs -batch -l /ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5/src/../lisp/loadup.el dump Loading /ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5/src/../lisp/loadup.el... Using load-path (/ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5/src/../lisp/ /ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5) [ lots of lisp loaded ] Dumping under the name xemacs Purespace usage: 655996 of 655996 (100%). XEmacs: Program segment above .bss in /ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5/src/temacs gmake[3]: [xemacs] Error 1 (ignored) Testing for Lisp shadows ... /bin/sh: ./xemacs: cannot execute Has anyone built xemacs with SGI's native compiler (version 7.213)? The error message comes from unexelfsgi.c. I tried using the unexelfsgi.c from the latest 21.2 beta (there are some changes), but got the same error. Worse yet, when I tried building with gcc 2.8.1, temacs coredumped: EMACSBOOTSTRAPLOADPATH="/ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5/src/../lisp/:/ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5" ./temacs -batch -l /ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5/src/../lisp/loadup.el dump Loading /ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5/src/../lisp/loadup.el... Using load-path (/ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5/src/../lisp/ /ms/dev/fsf/xemacs/21.1.8/build/mips4.irix.6.5) [ lots of lisp loaded ] Loading site-load... (280) Finding pointers to doc strings... Finding pointers to doc strings...done Dumping under the name xemacs Purespace usage: 655996 of 655996 (100%). gmake[2]: *** [xemacs] Bus error (core dumped) I have not yet tried gcc 2.95.2. Any ideas would be appreciated. Thanks Isaac