Hi, (gdb) printf "%p\n", (void *) 7 internal error in printf_command Before 6.5 and after patching the regression: (gdb) printf "%p\n", (void *) 7 0x7 Bugreport by the courtesy of Akira TAGOH . 2006-09-10 Jan Kratochvil * printcmd.c (printf_command): Handle forgotten "%p". 2006-09-10 Jan Kratochvil * gdb.base/display.exp: New test of `printf' "%p" formatting. Regards, Jan