From bug-octave-request at bevo dot che dot wisc dot edu Mon Jan 24 08:00:15 2000 Subject: isnan(NaN) = 0 From: Gerard Kok To: bug-octave at bevo dot che dot wisc dot edu Cc: kokg at geo dot vu dot nl Date: Mon, 24 Jan 2000 15:00:05 +0100 (MET) Bug report for Octave 2.0.15 configured for sparc-sun-solaris2.6 Description: ----------- isnan(NaN) returns 0, where it should return 1. Repeat-By: --------- octave:1> isnan(NaN) ans = 0 Fix: --- I don't have a fix, sorry. Configuration (please do not edit this section): ----------------------------------------------- uname output: SunOS midget 5.6 Generic_105181-17 sun4u sparc SUNW,Ultra-5_10 configure opts: --with-g77 --enable-shared Fortran compiler: g77 FFLAGS: -O F2C: F2CFLAGS: FLIBS: -lg2c -lm -L/usr/ccs/lib -L/usr/lib -L/usr/local/lib/gcc-lib/sparc-sun-solaris2.6/2.8.1 -L/usr/local/sparc-sun-solaris2.6/lib -L/usr/ccs/bin -L/usr/ccs/lib -L/usr/local/lib -lm CPPFLAGS: INCFLAGS: -I/usr/local/include -I/usr/local/include/octave-2.0.15 C compiler: gcc, version 2.8.1 CFLAGS: -DHAVE_CONFIG_H -g -O2 -Wall CPICFLAG: -fPIC C++ compiler: c++, version 2.8.1 CXXFLAGS: -DHAVE_CONFIG_H -fno-rtti -fno-exceptions -fno-implicit-templates -g -O2 -Wall CXXPICFLAG: -fPIC LDFLAGS: -g LIBFLAGS: -L/usr/local/lib/octave-2.0.15 RLD_FLAG: -Xlinker -R -Xlinker /usr/local/lib/octave-2.0.15 TERMLIBS: -lncurses LIBS: LEXLIB: LIBPLPLOT: LIBDLFCN: DEFS: -DOCTAVE_SOURCE=1 -DSEPCHAR=':' -DSEPCHAR_STR=":" -DUSE_READLINE=1 -D__NO_MATH_INLINES=1 -DCXX_NEW_FRIEND_TEMPLATE_DECL=1 -DHAVE_LIBM=1 -DF77_APPEND_UNDERSCORE=1 -DHAVE_LIBSOCKET=1 -DSIZEOF_SHORT=2 -DSIZEOF_INT=4 -DSIZEOF_LONG=4 -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DNPOS=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_FLOATINGPOINT_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_TERMIOS_H=1 -DHAVE_UNISTD_H=1 -DHAVE_VARARGS_H=1 -DHAVE_ATEXIT=1 -DHAVE User-preferences (please do not edit this section): -------------------------------------------------- EDITOR = "vi" EXEC_PATH = ":/usr/bin:/bin:/sbin:/usr/sbin:/usr/bin/X11:/usr/local/bin:/usr/local/TeX/teTeX/bin:/usr/local/kde/bin:/usr/local/qt/bin:/usr/local/sbin:/usr/openwin/bin:/usr/ccs/bin:/usr/ucb:/home/staff/kokg/bin:/opt/SUNWspro/bin:/opt/SUNWspci/bin:/usr/local/mpi/bin:/usr/dt/bin" IMAGEPATH = ".:/usr/local/share/octave/2.0.15/imagelib//" INFO_FILE = "/usr/local/info/octave.info" INFO_PROGRAM = "info" LOADPATH = ":" PAGER = "/usr/local/bin/less" PS1 = "\\s:\\#> " PS2 = "> " PS4 = "+ " auto_unload_dot_oct_files = 0 automatic_replot = 0 beep_on_error = 0 completion_append_char = " " default_eval_print_flag = 1 # default_global_variable_value = default_return_value = [] default_save_format = "ascii" define_all_return_values = 0 do_fortran_indexing = 0 echo_executing_commands = 0 empty_list_elements_ok = "warn" fixed_point_format = 0 gnuplot_binary = "gnuplot" gnuplot_has_frames = 1 gnuplot_has_multiplot = 1 history_file = "/home/staff/kokg/.octave_hist" history_size = 1024 ignore_function_time_stamp = "system" implicit_num_to_str_ok = 0 implicit_str_to_num_ok = 0 initialize_global_variables = 0 max_recursion_depth = 256 ok_to_lose_imaginary_part = "warn" output_max_field_width = 10 output_precision = 5 page_output_immediately = 0 page_screen_output = 1 prefer_column_vectors = 1 prefer_zero_one_indexing = 0 print_answer_id_name = 1 print_empty_dimensions = 1 propagate_empty_matrices = 1 resize_on_range_error = 1 return_last_computed_value = 0 save_precision = 15 saving_history = 1 silent_functions = 0 split_long_rows = 1 string_fill_char = " " struct_levels_to_print = 2 suppress_verbose_help_message = 0 treat_neg_dim_as_zero = 0 warn_assign_as_truth_value = 1 warn_comma_in_global_decl = 1 warn_divide_by_zero = 1 warn_function_name_clash = 1 warn_missing_semicolon = 0 warn_reload_forces_clear = 1 warn_variable_switch_label = 0 whitespace_in_literal_matrix = ----------------------------------------------------------------------- Octave is freely available under the terms of the GNU GPL. Octave's home on the web: http://www.che.wisc.edu/octave/octave.html How to fund new projects: http://www.che.wisc.edu/octave/funding.html Subscription information: http://www.che.wisc.edu/octave/archive.html -----------------------------------------------------------------------