On my system, the playback of DVD (encrypthed or not encrypthed) isn't possible, mplayer crashed. MPEG1/2 files could be playing from hardisk fine. I compiled recent cvs (20030312) with --enable-debug=3. System is hpux 11.00 (rh-compatible) with glibc and gcc from 8.0 (not released). gcc 3.2, posix ld (not GNU), binutils-2.11.2 as -v: GNU assembler version 2.11.2 (hppa2.0n-hp-hpux11.00) using BFD version 2.11.2 xdpyinfo: name of display: mzfem:0.0 version number: 11.0 vendor string: Hewlett-Packard Company vendor release number: 600000 maximum request size: 4194300 bytes motion buffer size: 100 bitmap unit, bit order, padding: 32, MSBFirst, 32 image byte order: MSBFirst number of supported pixmap formats: 4 supported pixmap formats: depth 1, bits_per_pixel 1, scanline_pad 32 depth 8, bits_per_pixel 8, scanline_pad 32 depth 12, bits_per_pixel 16, scanline_pad 32 depth 24, bits_per_pixel 32, scanline_pad 32 keycode range: minimum 16, maximum 150 focus: window 0x4400044, revert to Parent number of extensions: 23 BIG-REQUESTS DOUBLE-BUFFER DPMS GLX Get-RGB-Image HPExtension LBX MIT-SHM MIT-SUNDRY-NONSTANDARD Multi-Buffering PolyPrimitiveExtension RECORD SECURITY SHAPE SLSd SYNC X3D-PEX XC-APPGROUP XC-MISC XIE XInputExtension XTEST XTestExtension1 glib/gtk+ 1.2.10, libpng 1.2.4 I got from Joey Parrish [joey@nicewarrior.org] a patch to get more details at debugging. I applied this patch. diff -Naur MPlayer-20030312.orig/cfg-mplayer.h MPlayer-20030312/cfg-mplayer.h --- MPlayer-20030312.orig/cfg-mplayer.h 2003-02-08 21:52:25.000000000 +0100 +++ MPlayer-20030312/cfg-mplayer.h 2003-03-12 13:56:25.000000000 +0100 @@ -5,6 +5,7 @@ #include "cfg-common.h" extern int use_stdin; +extern int dvdcrash; #if defined(HAVE_FBDEV)||defined(HAVE_VESA) extern char *monitor_hfreq_str; @@ -338,6 +339,7 @@ //---------------------- mplayer-only options ------------------------ + {"dvdcrash", &dvdcrash, CONF_TYPE_FLAG, CONF_GLOBAL, 0, 1, NULL}, {"osdlevel", &osd_level, CONF_TYPE_INT, CONF_RANGE, 0, 3, NULL}, #ifdef HAVE_MENU {"menu", &use_menu, CONF_TYPE_FLAG, CONF_GLOBAL, 0, 1, NULL}, diff -Naur MPlayer-20030312.orig/libmpdemux/stream.c MPlayer-20030312/libmpdemux/stream.c --- MPlayer-20030312.orig/libmpdemux/stream.c 2003-02-09 21:18:22.000000000 +0100 +++ MPlayer-20030312/libmpdemux/stream.c 2003-03-12 13:57:40.000000000 +0100 @@ -19,6 +19,8 @@ #include "demuxer.h" extern int verbose; // defined in mplayer.c +extern int dvdcrash; +#include <signal.h> #include "cue_read.h" @@ -95,6 +97,7 @@ #endif #ifdef USE_DVDREAD case STREAMTYPE_DVD: { + if (dvdcrash) raise(7); off_t pos=dvd_read_sector(s->priv,s->buffer); if(pos>=0){ len=2048; // full sector diff -Naur MPlayer-20030312.orig/mencoder.c MPlayer-20030312/mencoder.c --- MPlayer-20030312.orig/mencoder.c 2003-03-11 20:03:31.000000000 +0100 +++ MPlayer-20030312/mencoder.c 2003-03-12 13:59:03.000000000 +0100 @@ -1,3 +1,4 @@ +int dvdcrash = 0; #define VCODEC_COPY 0 #define VCODEC_FRAMENO 1 // real codecs: diff -Naur MPlayer-20030312.orig/mplayer.c MPlayer-20030312/mplayer.c --- MPlayer-20030312.orig/mplayer.c 2003-03-10 01:50:10.000000000 +0100 +++ MPlayer-20030312/mplayer.c 2003-03-12 13:58:25.000000000 +0100 @@ -79,6 +79,7 @@ int verbose=0; int identify=0; static int quiet=0; +int dvdcrash=0; #define ABS(x) (((x)>=0)?(x):(-(x))) #define ROUND(x) ((int)((x)<0 ? (x)-0.5 : (x)+0.5)) BACKTRACE: ========== prounix_root:/opt/MPlayer/bin # gdb ./mplayer GNU gdb 5.2.1 Copyright 2002 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 "hppa2.0n-hp-hpux11.00"... (gdb) r -v -dvd 1 Starting program: /opt/MPlayer/bin/mplayer -v -dvd 1 Using GNU internationalization Original domain: messages Original dirname: /opt/gnome/share/locale Current domain: mplayer Current dirname: /opt/MPlayer/share/locale MPlayer dev-CVS-030312-14:03-3.2 (C) 2000-2003 Arpad Gereoffy (see DOCS) Reading config file /opt/MPlayer/etc/mplayer/mplayer.conf: Keine Datei und kein Verzeichnis Reading config file //.mplayer/config Reading //.mplayer/codecs.conf: can't open '//.mplayer/codecs.conf': Keine Datei und kein Verzeichnis Reading /opt/MPlayer/etc/mplayer/codecs.conf: 50 audio & 136 video codecs CommandLine: '-v' '-dvd' '1' get_path('font/font.desc') -> '//.mplayer/font/font.desc' font: can't open file: //.mplayer/font/font.desc font: can't open file: /opt/MPlayer/share/mplayer/font/font.desc init_freetype Using Unoptimized OnScreenDisplay Using usleep() timing get_path('input.conf') -> '//.mplayer/input.conf' Can't open input config file //.mplayer/input.conf : Keine Datei und kein Verzeichnis Can't open input config file /opt/MPlayer/etc/mplayer/input.conf : Keine Datei und kein Verzeichnis Falling back on default (hardcoded) input config get_path('DVD title 1.conf') -> '//.mplayer/DVD title 1.conf' Playing DVD title 1 get_path('DVDKeys') -> '//.mplayer/DVDKeys' Reading disc structure, please wait... There are 2 titles on this DVD. There are 2 chapters in this DVD title. There are 1 angles in this DVD title. DVD successfully opened. [open] number of audio channels on disk: 0. [open] number of subtitles on disk: 0 DVD start cell: 0 pack: 0x0-0x13 DVD start=0 end=57 DVD Seek! lba=0x0 cell=0 packs: 0x0-0x13 Program received signal SIGBUS, Bus error. 0x000ed188 in dvd_read_sector (d=0x402ac738, data=0x402acfc0 "") at open.c:792 792 for(i=0;i<9;i++) // check if all values zero: (gdb) bt #0 0x000ed188 in dvd_read_sector (d=0x402ac738, data=0x402acfc0 "") at open.c:792 #1 0x000ed8a4 in stream_fill_buffer (s=0x402acf80) at stream.c:101 #2 0x000edaa8 in stream_seek_long (s=0x402acf80, pos=0) at stream.c:240 #3 0x000e2be0 in _XInitOM () at cache2.c:270 #4 0x000e8780 in jis02012rune () at stream.h:162 #5 0x000ea8fc in iso85toUTF8 () at demuxer.c:621 #6 0x000eae20 in demux_open (vs=0x402acf80, file_format=0, audio_id=-1, video_id=-1, dvdsub_id=-1, filename=0x400e2450 "DVD title 1") at demuxer.c:1161 #7 0x0001b934 in main (argc=1073746712, argv=0x40001318) at mplayer.c:1253 (gdb) disass $oc  pc-32 $pc+32 Dump of assembler code from 0xed168 to 0xed1a8: 0xed168 <dvd_read_sector+760>: ldw 24(sr0,r3),r19 0xed16c <dvd_read_sector+764>: ldi 0,r21 0xed170 <dvd_read_sector+768>: ldo e4(r3),r20 0xed174 <dvd_read_sector+772>: ldw 0(sr0,r20),r19 0xed178 <dvd_read_sector+776>: ldo 1(r21),r21 0xed17c <dvd_read_sector+780>: cmpib,<> 0,r19,0xed21c <dvd_read_sector+940> 0xed180 <dvd_read_sector+784>: ldo 6(r20),r20 0xed184 <dvd_read_sector+788>: cmpib,>=,n 8,r21,0xed178 <dvd_read_sector+776> 0xed188 <dvd_read_sector+792>: ldw 0(sr0,r20),r19 0xed18c <dvd_read_sector+796>: ldw 18(sr0,r3),r22 0xed190 <dvd_read_sector+800>: ldw 1c(sr0,r3),r23 0xed194 <dvd_read_sector+804>: ldb f8(sr0,r22),r19 0xed198 <dvd_read_sector+808>: ldb f9(sr0,r22),r20 0xed19c <dvd_read_sector+812>: ldb fa(sr0,r22),r21 0xed1a0 <dvd_read_sector+816>: depw,z r19,7,8,r19 0xed1a4 <dvd_read_sector+820>: depw,z r20,15,16,r20 End of assembler dump. (gdb) info all-registers flags: 12000041 sr5: 9bca000 r1: 40042b38 sr6: 185ac00 rp: ed163 sr7: 185ac00 r3: 402ac738 cr0: 18d9708 r4: 402acfc0 cr8: 18dc0001ffff r5: 0 cr9: 70fc00000000000 r6: 0 ccr: 1fb520 r7: 0 cr12: 400003ffffff7 r8: 0 cr13: 6c9c80 r9: 0 cr24: c600000000000000 r10: 402acf80 cr25: 1 r11: 0 cr26: 2537 r12: 402acf80 mpsfu_high: 400ef370 r13: ffffffff mpsfu_low: 251b r14: ffffffff mpsfu_ovfl: 3afaf0 r15: ffffffff pad: 8ba026ee8b325d36 r16: 4000d080 fpsr: c200000 r17: 1 fpe1: 0 r18: 4000ed70 fpe2: 0 r19: 0 fpe3: 0 r20: 402ac822 fpe4: 0 r21: 1 fpe5: 0 r22: 40000000 fpe6: 0 r23: 1 fpe7: 0 r24: 0 fr4: 0 r25: 254c18 fr4R: 0 r26: 254c18 fr5: 0 dp: 40042b18 fr5R: 9 ret0: 402ac4e8 fr6: 4141dfe8 ret1: 402ac638 fr6R: 80000000 sp: 7f7f21e0 fr7: 40d6e129 r31: 0 fr7R: 999999a0 sar: 28 fr8: 4082a0cc pcoqh: ed188 fr8R: ccccccd3 pcsqh: 8a7c800 fr9: 91884 pcoqt: ed178 fr9R: 254 pcsqt: 8a7c800 fr10: 0 eiem: ffffffffffffffff fr10R: 0 iir: e801093 fr11: 0 isr: 9bca000 fr11R: 0 ior: 402ac822 fr12: ffffffff ipsw: ff000cff1f fr12R: ffffffff goto: 2 fr13: ffffffff sr4: 8a7c800 fr13R: ffffffff sr0: 8a7c800 fr14: ffffffff sr1: 0 fr14R: ffffffff sr2: 0 fr15: ffffffff sr3: 0 fr15R: ffffffff fr4 (single precision) 0 fr4 (double precision) 0 fr4R (single precision) 0 fr5 (single precision) 0 fr5 (double precision) 4.4465908125712189e-323 fr5R (single precision) 1.26116862e-44 fr6 (single precision) 12.1171646 fr6 (double precision) 2342865 fr6R (single precision) 0 fr7 (single precision) 6.71498537 fr7 (double precision) 23428.650000000023 fr7R (single precision) -1.58818779e-23 fr8 (single precision) 4.08212852 fr8 (double precision) 596.1000000000007 fr8R (single precision) -107374232 fr9 (single precision) 8.35314015e-40 fr9 (double precision) 1.2649216909946933e-308 fr9R (single precision) 8.35173885e-43 fr10 (single precision) 0 fr10 (double precision) 0 fr10R (single precision) 0 fr11 (single precision) 0 fr11 (double precision) 0 fr11R (single precision) 0 fr12 (single precision) -nan(0x7fffff) fr12 (double precision) -nan(0xfffffffffffff) fr12R (single precision) -nan(0x7fffff) fr13 (single precision) -nan(0x7fffff) ---Type <return> to continue, or q <return> to quit---   fr13 (double precision) -nan(0xfffffffffffff) fr13R (single precision) -nan(0x7fffff) fr14 (single precision) -nan(0x7fffff) fr14 (double precision) -nan(0xfffffffffffff) fr14R (single precision) -nan(0x7fffff) fr15 (single precision) -nan(0x7fffff) fr15 (double precision) -nan(0xfffffffffffff) fr15R (single precision) -nan(0x7fffff) fr16 (single precision) -nan(0x7fffff) fr16 (double precision) -nan(0xfffffffffffff) fr16R (single precision) -nan(0x7fffff) fr17 (single precision) -nan(0x7fffff) fr17 (double precision) -nan(0xfffffffffffff) fr17R (single precision) -nan(0x7fffff) fr18 (single precision) -nan(0x7fffff) fr18 (double precision) -nan(0xfffffffffffff) fr18R (single precision) -nan(0x7fffff) fr19 (single precision) -nan(0x7fffff) fr19 (double precision) -nan(0xfffffffffffff) fr19R (single precision) -nan(0x7fffff) fr20 (single precision) -nan(0x7fffff) fr20 (double precision) -nan(0xfffffffffffff) fr20R (single precision) -nan(0x7fffff) fr21 (single precision) -nan(0x7fffff) fr21 (double precision) -nan(0xfffffffffffff) fr21R (single precision) -nan(0x7fffff) fr22 (single precision) 0 fr22 (double precision) 3.5130290714718915e-318 fr22R (single precision) 9.96386267e-40 fr23 (single precision) 1.40129846e-45 fr23 (double precision) 3.1829936904004336e-314 fr23R (single precision) -1.12103877e-44 fr24 (single precision) 1.875 fr24 (double precision) 1.0000000000000011 fr24R (single precision) 7.00649232e-45 fr25 (single precision) 2.5 fr25 (double precision) 8 fr25R (single precision) 0 fr26 (single precision) 0 fr26 (double precision) 3.3084888584874905e-317 fr26R (single precision) 9.38373351e-39 fr27 (single precision) 0 fr27 (double precision) 3.3084888584874905e-317 fr27R (single precision) 9.38373351e-39 fr28 (single precision) 0 fr28 (double precision) 0 fr28R (single precision) 0 fr29 (single precision) 4.30277252 fr29 (double precision) 822.03937500000086 fr29R (single precision) -2.3314696e-17 ---Type <return> to continue, or q <return> to quit--- fr30 (single precision) 4.78125 fr30 (double precision) 1600 fr30R (single precision) 0 fr31 (single precision) 0 fr31 (double precision) 6.4979513741040745e-318 fr31R (single precision) 1.84298774e-39 MPlayer interrupted by signal 10 in module: demux_open Starting program: /opt/MPlayer/bin/mplayer -v -dvd 1 -dvdcrash Using GNU internationalization Original domain: messages Original dirname: /opt/gnome/share/locale Current domain: mplayer Current dirname: /opt/MPlayer/share/locale MPlayer dev-CVS-030312-14:03-3.2 (C) 2000-2003 Arpad Gereoffy (see DOCS) Reading config file /opt/MPlayer/etc/mplayer/mplayer.conf: Keine Datei und kein Verzeichnis Reading config file //.mplayer/config Reading //.mplayer/codecs.conf: can't open '//.mplayer/codecs.conf': Keine Datei und kein Verzeichnis Reading /opt/MPlayer/etc/mplayer/codecs.conf: 50 audio & 136 video codecs CommandLine: '-v' '-dvd' '1' '-dvdcrash' get_path('font/font.desc') -> '//.mplayer/font/font.desc' font: can't open file: //.mplayer/font/font.desc font: can't open file: /opt/MPlayer/share/mplayer/font/font.desc init_freetype Using Unoptimized OnScreenDisplay Using usleep() timing get_path('input.conf') -> '//.mplayer/input.conf' Can't open input config file //.mplayer/input.conf : Keine Datei und kein Verzeichnis Can't open input config file /opt/MPlayer/etc/mplayer/input.conf : Keine Datei und kein Verzeichnis Falling back on default (hardcoded) input config get_path('DVD title 1.conf') -> '//.mplayer/DVD title 1.conf' Playing DVD title 1 get_path('DVDKeys') -> '//.mplayer/DVDKeys' Reading disc structure, please wait... There are 2 titles on this DVD. There are 2 chapters in this DVD title. There are 1 angles in this DVD title. DVD successfully opened. [open] number of audio channels on disk: 0. [open] number of subtitles on disk: 0 DVD start cell: 0 pack: 0x0-0x13 DVD start=0 end=57 DVD Seek! lba=0x0 cell=0 packs: 0x0-0x13 Program received signal SIGEMT, Emulation trap. 0x7f7ae5a0 in kill () from /usr/lib/libc.2 (gdb) bt #0 0x7f7ae5a0 in kill () from /usr/lib/libc.2 #1 0x7f74b948 in raise () from /usr/lib/libc.2 #2 0x000ed898 in stream_fill_buffer (s=0x402acf80) at stream.c:100 #3 0x000edaa8 in stream_seek_long (s=0x402acf80, pos=0) at stream.c:240 #4 0x000e2be0 in _XInitOM () at cache2.c:270 #5 0x000e8780 in jis02012rune () at stream.h:162 #6 0x000ea8fc in iso85toUTF8 () at demuxer.c:621 #7 0x000eae20 in demux_open (vs=0x402acf80, file_format=0, audio_id=-1, video_id=-1, dvdsub_id=-1, filename=0x400e2450 "DVD title 1") at demuxer.c:1161 #8 0x0001b934 in main (argc=1073746712, argv=0x40001318) at mplayer.c:1253 (gdb) disass $pc-32 $oc  pc+32 Dump of assembler code from 0xe0d04 to 0xe0d44: 0xe0d04 <creat+36>: be,n e8(sr4,r1) 0xe0d08 <fflush>: addil -2000,dp,%r1 0xe0d0c <fflush+4>: ldw -770(sr0,r1),r21 0xe0d10 <fflush+8>: ldw -76c(sr0,r1),r19 0xe0d14 <fflush+12>: ldsid (sr0,r21),r1 0xe0d18 <fflush+16>: mtsp r1,sr0 0xe0d1c <fflush+20>: be 0(sr0,r21) 0xe0d20 <fflush+24>: stw rp,-18(sr0,sp) 0xe0d24 <malloc>: addil -2800,dp,%r1 0xe0d28 <malloc+4>: ldw -240(sr0,r1),r21 0xe0d2c <malloc+8>: ldw -23c(sr0,r1),r19 0xe0d30 <malloc+12>: ldsid (sr0,r21),r1 0xe0d34 <malloc+16>: mtsp r1,sr0 0xe0d38 <malloc+20>: be 0(sr0,r21) 0xe0d3c <malloc+24>: stw rp,-18(sr0,sp) 0xe0d40 <video_read_properties>: stw rp,-14(sr0,sp) End of assembler dump. (gdb) info all-registers flags: 42 sr5: 2c36400 r1: 2c36400 sr6: 185ac00 rp: 7f74b94b sr7: 185ac00 r3: 402acf80 cr0: 18d9708 r4: 0 cr8: 18dc0001ffff r5: 0 cr9: 70fc00000000000 r6: 0 ccr: 1fb520 r7: 0 cr12: 400003ffffff7 r8: 0 cr13: 6c9c80 r9: 0 cr24: c600000000000000 r10: 402acf80 cr25: 1 r11: 0 cr26: 2537 r12: 402acf80 mpsfu_high: 400ef370 r13: ffffffff mpsfu_low: 251b r14: ffffffff mpsfu_ovfl: 3afaf0 r15: ffffffff pad: b06f61ddb0019825 r16: 4000d080 fpsr: c200000 r17: 1 fpe1: 0 r18: 4000ed90 fpe2: 0 r19: 7f6a36f0 fpe3: 0 r20: 1 fpe4: 0 r21: 1 fpe5: 0 r22: 0 fpe6: 0 r23: 0 fpe7: 0 r24: 1 fr4: 0 r25: 7f6b5fe8 fr4R: 0 r26: 838 fr5: 0 dp: 40042b18 fr5R: 9 ret0: 0 fr6: 4141ee0b ret1: 4124 fr6R: 80000000 sp: 7f7f21a0 fr7: 40d6f341 r31: 7f7ae5a3 fr7R: eb851ebf sar: 3d fr8: 0 pcoqh: e0d24 fr8R: 0 pcsqh: 221f400 fr9: 0 pcoqt: e0d28 fr9R: 0 pcsqt: 221f400 fr10: 0 eiem: ffffffffffffffff fr10R: 0 iir: 43ffff80 fr11: 0 isr: 10240055 fr11R: 0 ior: 40000000c7ea2ff0 fr12: ffffffff ipsw: 4001f fr12R: ffffffff goto: 2 fr13: ffffffff sr4: 221f400 fr13R: ffffffff sr0: 221f400 fr14: ffffffff sr1: 2c36400 fr14R: ffffffff sr2: 0 fr15: ffffffff sr3: 0 fr15R: ffffffff fr4 (single precision) 0 fr4 (double precision) 0 fr4R (single precision) 0 fr5 (single precision) 0 fr5 (double precision) 4.4465908125712189e-323 fr5R (single precision) 1.26116862e-44 fr6 (single precision) 12.120616 fr6 (double precision) 2350103 fr6R (single precision) 0 fr7 (single precision) 6.71719408 fr7 (double precision) 23501.030000000024 fr7R (single precision) -3.21864657e+26 fr8 (single precision) 0 fr8 (double precision) 0 fr8R (single precision) 0 fr9 (single precision) 0 fr9 (double precision) 0 fr9R (single precision) 0 fr10 (single precision) 0 fr10 (double precision) 0 fr10R (single precision) 0 fr11 (single precision) 0 fr11 (double precision) 0 fr11R (single precision) 0 fr12 (single precision) -nan(0x7fffff) fr12 (double precision) -nan(0xfffffffffffff) fr12R (single precision) -nan(0x7fffff) fr13 (single precision) -nan(0x7fffff) ---Type <return> to continue, or q <return> to quit--- fr13 (double precision) -nan(0xfffffffffffff) fr13R (single precision) -nan(0x7fffff) fr14 (single precision) -nan(0x7fffff) fr14 (double precision) -nan(0xfffffffffffff) fr14R (single precision) -nan(0x7fffff) fr15 (single precision) -nan(0x7fffff) fr15 (double precision) -nan(0xfffffffffffff) fr15R (single precision) -nan(0x7fffff) fr16 (single precision) -nan(0x7fffff) fr16 (double precision) -nan(0xfffffffffffff) fr16R (single precision) -nan(0x7fffff) fr17 (single precision) -nan(0x7fffff) fr17 (double precision) -nan(0xfffffffffffff) fr17R (single precision) -nan(0x7fffff) fr18 (single precision) -nan(0x7fffff) fr18 (double precision) -nan(0xfffffffffffff) fr18R (single precision) -nan(0x7fffff) fr19 (single precision) -nan(0x7fffff) fr19 (double precision) -nan(0xfffffffffffff) fr19R (single precision) -nan(0x7fffff) fr20 (single precision) -nan(0x7fffff) fr20 (double precision) -nan(0xfffffffffffff) fr20R (single precision) -nan(0x7fffff) fr21 (single precision) -nan(0x7fffff) fr21 (double precision) -nan(0xfffffffffffff) fr21R (single precision) -nan(0x7fffff) fr22 (single precision) 0 fr22 (double precision) 2.4455271219162938e-317 fr22R (single precision) 6.93614994e-39 fr23 (single precision) 2.80259693e-45 fr23 (double precision) 4.2439915819305446e-314 fr23R (single precision) 0 fr24 (single precision) 0 fr24 (double precision) 0 fr24R (single precision) 0 fr25 (single precision) 2.5 fr25 (double precision) 8 fr25R (single precision) 0 fr26 (single precision) 0 fr26 (double precision) 3.3084928110126572e-317 fr26R (single precision) 9.38374472e-39 fr27 (single precision) 0 fr27 (double precision) 3.3084928110126572e-317 fr27R (single precision) 9.38374472e-39 fr28 (single precision) 0 fr28 (double precision) 4.0612196088150466e-321 fr28R (single precision) 1.15186734e-42 fr29 (single precision) 4.30277252 fr29 (double precision) 822.03937500000086 fr29R (single precision) -2.3314696e-17 ---Type <return> to continue, or q <return> to quit--- fr30 (single precision) 4.78125 fr30 (double precision) 1600 fr30R (single precision) 0 fr31 (single precision) 0 fr31 (double precision) 6.4979513741040745e-318 fr31R (single precision) 1.84298774e-39 (gdb) q thanks Martin