From bug-octave-request at bevo dot che dot wisc dot edu Wed Jan 24 14:49:52 2001 Subject: SGI Irix 64.5, incorrect answers From: geraint bevan To: bug-octave at bevo dot che dot wisc dot edu Cc: geraint bevan Date: Wed, 24 Jan 2001 14:43:49 -0600 Bug report for Octave 2.1.33 configured for %OCTAVE_CANONICAL_HOST_TYPE% Description: ----------- On an SGI Octane, with Irix64.5.4f and a newly compiled Octave 2.1.33, simple calculations are generating incorrect answers. It appears that the result of a previous calculation remains in memory and affects the answer of the current one. Octave 2.0.14, on the same machine (compiled elsewhere) gives the correct answer. I suspect that this is a problem with my particular system rather than a bug in Octave. Can anybody running a similar system confirm this please? If so, I would appreciate any thoughts on what might be causing this. Geraint Bevan. Repeat-By: --------- london$ octave << EOF dummy = [ 3 , 4 ; 5 , 6 ] # This should generate [ 1, 1 ; 1, 1 ] three times x = [ 1 ; 1 ] y = [ 1 , 1 ] z = x * y z = [ 1 ; 1 ] * [ 1 , 1 ] x = [ 1 ; 1 ] y = [ 1 , 1 ] z = x * y EOF GNU Octave, version 2.1.33 (mips-sgi-irix6.5). Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001 John W. Eaton. This is free software with ABSOLUTELY NO WARRANTY. For details, type `warranty'. *** This is a development version of Octave. Development releases *** are provided for people who want to help test, debug, and improve *** Octave. *** *** If you want a stable, well-tested version of Octave, you should be *** using one of the stable releases (when this development release *** was made, the latest stable version was 2.0.16). dummy = 3 4 5 6 x = 1 1 y = 1 1 z = 0.00000 4.00000 5.00000 0.00000 z = 6.4974e-231 0.0000e+00 2.6099e+154 0.00000e-316 x = 1 1 y = 1 1 z = 6.4974e-231 0.0000e+00 2.6099e+154 0.00000e-316 Fix: --- None yet. Configuration (please do not edit this section): ----------------------------------------------- uname output: IRIX64 london 6.5 10181059 IP30 configure opts: --prefix=/usr/people/bevangp/GNU --srcdir=../../src/octave-2.1.33 --enable-shared Fortran compiler: g77 FFLAGS: -O F2C: F2CFLAGS: FLIBS: -lg2c -lm -L/usr/people/bevangp/GNU/lib -L/usr/people/bevangp/GNU/lib/glib -L/usr/people/bevangp/GNU/lib/gcc-lib/mips-sgi-irix6.5/2.95.2 -L/usr/bin -lm -L/usr/lib32/mips3 -L/usr/lib32 CPPFLAGS: INCFLAGS: -I. -I../../src/octave-2.1.33 -I. -I./liboctave -I./src -I./libcruft/misc -I../../src/octave-2.1.33 -I../../src/octave-2.1.33/liboctave -I../../src/octave-2.1.33/src -I../../src/octave-2.1.33/libcruft/misc -I../../src/octave-2.1.33/glob -I./glob C compiler: gcc, version 2.95.2 19991024 (release) CFLAGS: -g -O2 -Wall CPICFLAG: C++ compiler: c++, version 2.95.2 19991024 (release) CXXFLAGS: -g -O2 -Wall CXXPICFLAG: LDFLAGS: -g LIBFLAGS: -L. RLD_FLAG: -L/usr/people/bevangp/GNU/lib/octave-2.1.33 TERMLIBS: -lncurses LIBS: -ldl -lsocket -lsun -lz -lm LEXLIB: LIBPLPLOT: LIBDLFCN: LIBGLOB: ./glob/glob.o ./glob/fnmatch.o DEFS: -DOCTAVE_SOURCE=1 -DSEPCHAR=':' -DSEPCHAR_STR=":" -DUSE_READLINE=1 -D__NO_MATH_INLINES=1 -DCXX_NEW_FRIEND_TEMPLATE_DECL=1 -DHAVE_LIBM=1 -DHAVE_LIBZ=1 -DF77_APPEND_UNDERSCORE=1 -DHAVE_LIBSUN=1 -DHAVE_LIBSOCKET=1 -DSIZEOF_SHORT=2 -DSIZEOF_INT=4 -DSIZEOF_LONG=4 -DSIZEOF_LONG_LONG=8 -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DNPOS=std::string::npos -DSTDC_HEADERS=1 -DHAVE_DIRENT_H=1 -DTIME_WITH_SYS_TIME=1 -DHAVE_SYS_WAIT_H=1 -DHAVE_ASSERT_H=1 -DHAVE_CURSES_H=1 -DHAVE_DLFCN_H=1 -DHAVE_FCNTL_H=1 -DHAVE_FLOAT_H=1 -DHAVE_FNMATCH_H=1 -DHAVE_GLOB_H=1 -DHAVE_GRP_H=1 -DHAVE_IEEEFP_H=1 -DHAVE_LIMITS_H=1 -DHAVE_MEMORY_H=1 -DHAVE_NAN_H=1 -DHAVE_NCURSES_H=1 -DHAVE_POLL_H=1 -DHAVE_PWD_H=1 -DHAVE_SGTTY_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H=1 -DHAVE_SYS_IOCTL_H=1 -DHAVE_SYS_PARAM_H=1 -DHAVE_SYS_POLL_H=1 -DHAVE_SYS_RESOURCE_H=1 -DHAVE_SYS_SELECT_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_SYS_TIME_H=1 -DHAVE_SYS_TIMES_H=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_UTSNAME_H=1 -DHAVE_TERMCAP_H=1 -DHAVE_TERMIO_H=1 -DHAVE_UNISTD_H=1 -DHAVE_VARARGS_H=1 -DHAVE_ATEXIT=1 -DHAVE_BCOPY=1 -DHAVE_BZERO=1 -DHAVE_DUP2=1 -DHAVE_ENDGRENT=1 -DHAVE_ENDPWENT=1 -DHAVE_EXECVP=1 -DHAVE_FCNTL=1 -DHAVE_FORK=1 -DHAVE_GETCWD=1 -DHAVE_GETEGID=1 -DHAVE_GETEUID=1 -DHAVE_GETGID=1 -DHAVE_GETGRENT=1 -DHAVE_GETGRGID=1 -DHAVE_GETGRNAM=1 -DHAVE_GETHOSTNAME=1 -DHAVE_GETPGRP=1 -DHAVE_GETPID=1 -DHAVE_GETPPID=1 -DHAVE_GETPWENT=1 -DHAVE_GETPWNAM=1 -DHAVE_GETPWUID=1 -DHAVE_GETTIMEOFDAY=1 -DHAVE_GETUID=1 -DHAVE_GETWD=1 -DHAVE_LINK=1 -DHAVE_LOCALTIME_R=1 -DHAVE_LSTAT=1 -DHAVE_MEMMOVE=1 -DHAVE_MKDIR=1 -DHAVE_MKFIFO=1 -DHAVE_PIPE=1 -DHAVE_POLL=1 -DHAVE_PUTENV=1 -DHAVE_READLINK=1 -DHAVE_RENAME=1 -DHAVE_RINDEX=1 -DHAVE_RMDIR=1 -DHAVE_SELECT=1 -DHAVE_SETGRENT=1 -DHAVE_SETPWENT=1 -DHAVE_SETVBUF=1 -DHAVE_SIGACTION=1 -DHAVE_SIGPENDING=1 -DHAVE_SIGPROCMASK=1 -DHAVE_SIGSUSPEND=1 -DHAVE_STAT=1 -DHAVE_STRCASECMP=1 -DHAVE_STRDUP=1 -DHAVE_STRERROR=1 -DHAVE_STRFTIME=1 -DHAVE_STRNCASECMP=1 -DHAVE_STRPTIME=1 -DHAVE_SYMLINK=1 -DHAVE_TEMPNAM=1 -DHAVE_UMASK=1 -DHAVE_UNLINK=1 -DHAVE_USLEEP=1 -DHAVE_VFPRINTF=1 -DHAVE_VSPRINTF=1 -DHAVE_VSNPRINTF=1 -DHAVE_WAITPID=1 -DHAVE_LIBDL=1 -DHAVE_DLOPEN=1 -DHAVE_DLSYM=1 -DHAVE_DLERROR=1 -DHAVE_DLCLOSE=1 -DWITH_DL=1 -DWITH_DYNAMIC_LINKING=1 -DHAVE_TIMEVAL=1 -DHAVE_FINITE=1 -DHAVE_ISNAN=1 -DHAVE_ACOSH=1 -DHAVE_ASINH=1 -DHAVE_ATANH=1 -DHAVE_ERF=1 -DHAVE_ERFC=1 -DHAVE_ST_BLKSIZE=1 -DHAVE_ST_BLOCKS=1 -DHAVE_ST_RDEV=1 -DHAVE_TZNAME=1 -DHAVE_GR_PASSWD=1 -DEXCEPTION_IN_MATH=1 -DRETSIGTYPE=void -DHAVE_SYS_SIGLIST=1 -DHAVE_POSIX_SIGNALS=1 -DHAVE_GETRUSAGE=1 -DHAVE_TIMES=1 -DGNUPLOT_HAS_MULTIPLOT=1 -DGNUPLOT_HAS_FRAMES=1 ------------------------------------------------------------- Octave is freely available under the terms of the GNU GPL. 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