I hit the same problem as the buildd and Kurt. Since I need something more recent than gdb 6.5 in order to handle current ia64 executables, I tried to run it anyway. It's not pretty:
$ ./objdir/gdb/gdb gs GNU gdb 6.6-debian Copyright (C) 2006 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "ia64-linux-gnu"... (no debugging symbols found) Using host libthread_db library "/lib/libthread_db.so.1". (gdb) set args /home/willy/gnupg/keyanalyze-200204-willy/bsdcan2007/output/graph.ps (gdb) run Starting program: /usr/bin/gs /home/willy/gnupg/keyanalyze-200204-willy/bsdcan2007/output/graph.ps (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) Program received signal SIGSEGV, Segmentation fault. 0x2000000000580e61 in strncat () from /lib/libc.so.6.1 (gdb) bt #0 0x2000000000580e61 in strncat () from /lib/libc.so.6.1 #1 0x400000000010a8a0 in ?? () /home/willy/debian/gdb/gdb-6.6.dfsg/gdb/libunwind-frame.c:272: internal-error: libunwind_frame_prev_register: Assertion `regnum >= 0' failed. A problem internal to GDB has been detected, further debugging may prove unreliable. Quit this debugging session? (y or n) y /home/willy/debian/gdb/gdb-6.6.dfsg/gdb/libunwind-frame.c:272: internal-error: libunwind_frame_prev_register: Assertion `regnum >= 0' failed. A problem internal to GDB has been detected, further debugging may prove unreliable. Create a core file of GDB? (y or n) y Aborted I really don't know how to go about debugging the debugger when the previous version of the debugger no longer works. $ gdb ./objdir/gdb/gdb GNU gdb 6.5-debian This GDB was configured as "ia64-linux-gnu"...BFD: /home/willy/debian/gdb/gdb-6.6.dfsg/objdir/gdb/gdb: don't know how to handle OS specific section `.gnu.hash' [0x6ffffff6] "/home/willy/debian/gdb/gdb-6.6.dfsg/objdir/gdb/gdb": not in executable format: File format not recognized -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]